Which hydrocarbon has all of its atoms in the same plane?A) C2H6B) CH4C) C2H4D) C3H4

Answers

Answer 1

The hydrocarbon that has all of its atoms in the same plane is C2H4. The correct answer is option: C .

This is because C2H4 has a planar structure due to its sp2 hybridization of carbon atoms, which allows the molecule to have a trigonal planar geometry. In contrast, C2H6, also known as ethane, has a tetrahedral shape due to the sp3 hybridization of its carbon atoms, which results in the atoms not being in the same plane. CH4, it has a similar tetrahedral shape for the same reason. C3H4, also known as propyne, has a linear shape due to the triple bond between the carbon atoms, but the atoms are not all in the same plane. Option C is correct.

To know more about hydrocarbon, here

brainly.com/question/17578846

#SPJ4


Related Questions

A: Branched Group Type and Location:
(Hint: There are two, but they are the same type)

b. Longest Chain:

c. Functional Group:

d. Full Name of Compound:

Answers

The longest chain is pentane

The functional group is alkene

The name of the compound would be based on the kinds of substituents present.

What are the types of branching in organic compounds?

In organic chemistry, there are two main types of branching in organic compounds: chain branching and positional branching.

Chain branching: Chain branching occurs when a side chain (alkyl group) is attached to the main carbon chain of a molecule. This results in a change in the chemical and physical properties of the molecule, such as boiling point, melting point, and solubility. Examples of chain-branched compounds include isobutane (2-methylpropane), isopentane (2-methylbutane), and neopentane (2,2-dimethylpropane).

Positional branching: Positional branching occurs when a substituent is attached to a specific position on the main carbon chain of a molecule. This type of branching can occur in cyclic or acyclic molecules, and can have a significant impact on the properties and reactivity of the molecule. Examples of positional-branched compounds include tert-butyl alcohol (2-methyl-2-propanol), 1-chloro-3-methylbutane, and 2,4-dimethylhexane.

Learn more about organic compounds:https://brainly.com/question/5994723

#SPJ1

A Read each question carefully. Write your response in the space provided for each part of each question. Answers must be written out in paragraph form. Outlines, bulleted lists, or diagrams alone are not acceptable and will not be scored. Scientists are testing substance L to determine how it enters mammalian cells in a culture. The cells maintain a 120 millimolar (mM) intracellular concentration of substance L. The scientists determined the rate of entry of substance L into the cells at various external concentrations of substance L (10 to 100 mM) in culture medium (Table 1). Table 1. Rate of entry of substance L into mammalian cells in culture External concentration of substance L (MM) Rate of entry of substance L into cell as a percent of maximum 10 5% 20 25% 30 45% 40 65% 50 80% 60 90% 70 95% 80 100% 40 65% 50 80% 60 90% 70 95% 80 100% 90 100% 100 100% The cells maintain substance L at an internal concentration of 120 mM. (a) Identify the most likely mode of transport across the membrane for substance L. Explain how information provided helps determine the most likely mode of transport. BI y = 0 / 10000 Word (b) On the axes provided, construct an appropriately labeled line graph with correct scale and units to illustrate the data in Table 1. (b) On the axes provided, construct an appropriately labeled line graph with correct scale and units to illustrate the data in Table 1. 0/2 File Limit (c) Determine the external concentration of substance L that will result in one-half of the maximal entry rate. BI VE (d) Predict the likely effect on the ability of substance L to enter the cells if substance L is attached to a large protein instead of free in the culture. B I USE 0

Answers

(a) The most likely mode of transport across the membrane for substance L is facilitated diffusion.

What is transport?

Transport is the movement of people, animals and goods from one location to another. It is a key factor in economic growth as it allows for the exchange of people, goods and services between different locations.

This can be determined from the data in Table 1 which shows that the rate of entry is directly related to the external concentration of substance L. As the external concentration increases, so does the rate of entry, indicating that the transport is not mediated by active transport and instead is dictated by the concentration gradient.
(b) The line graph below illustrates the data in Table 1, with the external concentration of substance L on the x-axis and the rate of entry of substance L into the cell as a percent of maximum on the y-axis.
(c) The external concentration of substance L that will result in one-half of the maximal entry rate is 50 mM. This can be determined from the graph, which shows that the rate of entry reaches half the maximum value at 50 mM.
(d) If substance L is attached to a large protein, it is likely to have a reduced ability to enter the cells. This is because the larger size of the protein will make it more difficult for it to pass through the membrane, thus reducing the rate of entry of the substance L into the cell.

To learn more about transport
https://brainly.com/question/30302054
#SPJ1

what is the effect of changing the...nature of the halide?nature of the solvent?relative concentrations of the reactants?temperature of the reaction?nature of the nucleophile?

Answers

Changing the nature of the halide, the nature of the solvent, the relative concentrations of the reactants, altering the temperature, and the nature of the nucleophile will affect the reaction rate.

The effects of changing the nature of the halide, solvent, relative concentrations of the reactants, temperature of the reaction, and nature of the nucleophile can vary depending on the specific chemical reaction being considered.

a) Nature of the halide: Changing the halide can affect the reactivity and selectivity of a reaction.

b) Nature of the solvent: The choice of solvent can affect the solubility, reactivity, and selectivity of a reaction.

c) Relative concentrations of the reactants: Changing the relative concentrations of reactants can affect the rate and outcome of a reaction.

d) Temperature of the reaction: The temperature can affect the rate and selectivity of a reaction by altering the energy barrier for the reaction.

e) The effect of changing the nature of the nucleophile: The nature of the nucleophile influences the selectivity and the mechanism of the reaction.

Learn more about Nucleophilic substitution here:

brainly.com/question/14052597

#SPJ11

determine the limiting reactant, amounts of each product formed, and the amount by which the excess reactant is for a reaction between 12.0 grams of nh3 and 15.0 grams of o2.

Answers

To determine the limiting reactant, amounts of each product formed, and the amount by which the excess reactant is for a reaction between 12.0 grams of NH₃ and 15.0 grams of O₂, the balanced chemical equation and stoichiometry must be used.

The balanced chemical equation for the reaction between NH₃ and O₂ is:

4NH₃ + 5O₂ → 4NO + 6H₂O

To determine the limiting reactant, the amounts of reactants must be converted to moles. The molar mass of NH3 is 17.03 g/mol and the molar mass of O₂ is 32.00 g/mol.

12.0 g NH₃ × (1 mol NH3/17.03 g NH₃) = 0.705 mol NH

315.0 g O₂ × (1 mol O2/32.00 g O₂) = 0.469 mol O₂

The stoichiometry of the balanced chemical equation indicates that 4 moles of NH₃ reacts with 5 moles of O₂. The mole ratio of NH₃ to O₂ is 4/5 or 0.8. Since the mole ratio of NH₃ to O₂ is greater than the actual mole ratio of 0.705/0.469 or 1.50, NH₃ is the excess reactant and O₂ is the limiting reactant.

To determine the amount of each product formed, the mole ratio of products to limiting reactant must be used. The mole ratio of NO to O₂ is 4/5 or 0.8, and the mole ratio of H₂O to O₂ is 6/5 or 1.2. Since O₂ is the limiting reactant, the amount of NO and H₂O that can be produced is based on the mole ratio to O₂.

0.469 mol O₂ × (4 mol NO/5 mol O₂) × (30.01 g NO/1 mol NO) = 0.601 g NO

0.469 mol O₂ × (6 mol H₂O/5 mol O₂) × (18.02 g H₂O/1 mol H₂O) = 0.674 g H₂O

The amount of excess NH₃ is determined by subtracting the moles of NH₃ used from the moles of NH₃ added.

0.705 mol NH₃ − (0.469 mol O₂ × 4 mol NH₃ / 5 mol O₂) = 0.408 mol NH₃

Thus, the limiting reactant is O₂, 0.601 g NO and 0.674 g H₂O are produced, and there is 0.408 mol of excess NH₃.

Learn more about limiting reactant: https://brainly.com/question/12741756

#SPJ11

Identify the major mechanistic pathway when 1-chloropentane is treated with KCN.a. E1
b. E2
c.SN1
d. SN2

Answers

The major mechanistic pathway when 1-chloropentane is treated with KCN is [tex]SN^2[/tex]. So, the correct option is d.

A mechanistic pathway is the sequence of steps that leads to the formation of a specific product from the reactants.

The mechanism of a chemical reaction is typically portrayed using chemical equations and mathematical models.

The [tex]SN^2[/tex] mechanism is the primary mechanistic pathway when 1-chloropentane is treated with KCN.

In an [tex]SN^2[/tex] mechanism, the nucleophile competes with the leaving group in a concerted step in the formation of a new bond. This mechanism is common in primary halides with excellent leaving groups, and the reaction rate is largely determined by the nucleophile's concentration and accessibility.  

The term "SN" refers to the nucleophilic substitution reaction in organic chemistry. It stands for "Substitution Nucleophilic."

The [tex]SN^1, SN^2, E1[/tex], and E2 mechanisms are four common mechanisms in organic chemistry. The SN^1 mechanism is a two-step reaction, with the leaving group first leaving, leaving a carbocation intermediate, which is then attacked by a nucleophile.

The elimination reaction that follows the SN1 reaction mechanism is E1.

The elimination reaction that follows the [tex]SN^2[/tex] reaction mechanism is E2. Therefore, the correct option is d.

Learn more about Substitution Nucleophilic reaction mechanism: https://brainly.com/question/30631335

#SPJ11

Which of the following are end-products of glycolysis except?a. CO2CO2 and H2OH2Ob. Pyruvate, CO2CO2, and ATPc. Pyruvate, NADH, and ATPd. Acetyl CoA, CO2CO2, and NADHe. Citrate, H2OH2O, and FADH2

Answers

The anaerobic breakdown of glucose in these organisms results in the formation of lactic acid and ethanol, respectively.

Hence, option c. (Pyruvate, NADH, and ATP) is the correct answer.

Glycolysis is the process of breaking down glucose molecules into pyruvate, ATP, and NADH molecules.

Pyruvate and ATP are the end-products of glycolysis except for CO2.

Therefore, option B (Pyruvate, CO2, and ATP) is incorrect as CO2 is not the end product of glycolysis.

Thus, the correct option is c.  (Pyruvate, NADH, and ATP) where Acetyl CoA, CO2, and NADH are not the end products of glycolysis.

The breakdown of glucose molecules during glycolysis results in the formation of two molecules of pyruvate, which is the end product.

In the presence of oxygen, pyruvate undergoes oxidative decarboxylation to produce Acetyl CoA, which enters the citric acid cycle.

The formation of NADH and ATP during glycolysis is the result of the oxidation of glucose to produce energy.

The NADH formed during glycolysis and other reactions enters the oxidative phosphorylation pathway, where the energy released is used to produce ATP.

The ATP produced during glycolysis is used for several cellular processes such as movement, metabolism, and division.

Glycolysis is the first step in the process of cellular respiration, and it occurs in the cytoplasm of all cells.

The process of glycolysis is essential for energy production in organisms that do not have access to oxygen, such as bacteria and yeast.

For similar question on glycolysis.

https://brainly.com/question/1966268

#SPJ11

what information is needed to balance a chemical formula equation example periodic table or list of chemicals

Answers

To balance a chemical formula equation, you need to know the elements and their respective atomic mass. You can find this information on the periodic table.

To balance a chemical formula equation, you need the following information: periodic table or list of chemicals. A chemical formula is a symbolic representation of the elements present in a compound, as well as the proportion in which they are present. The subscripts indicate the relative number of atoms of each element in the compound's formula. The Periodic Table can also be useful in determining the atomic masses of the elements involved in the reaction. A balanced chemical equation is an essential tool for predicting the outcome of chemical reactions, calculating reaction stoichiometry, and calculating the amount of reactants needed to produce a given amount of product.

Therefore, you need to have a list of chemicals, formulas, and the number of atoms for each element in each reactant and product in order to balance a chemical equation.

To know more about Atomic mass refer here :

https://brainly.com/question/30390726

#SPJ11

Calculate the mass of sulfur that must react to produce 9.30 L of sulfur dioxide (SO,) at
740 mmHg and 125°C.

Answers

We can use the ideal gas law, PV = nRT, to solve this problem.

First, we need to calculate the number of moles of SO2 that are produced:

PV = nRT

n = PV/RT

where P = 740 mmHg, V = 9.30 L, T = 125°C + 273.15 = 398.15 K, and R = 0.08206 L atm K^-1 mol^-1 is the ideal gas constant.

n = (740 mmHg) * (9.30 L) / (0.08206 L atm K^-1 mol^-1 * 398.15 K)

n = 0.356 mol

According to the balanced chemical equation for the combustion of sulfur to form sulfur dioxide:

S (s) + O2 (g) → SO2 (g)

one mole of sulfur reacts with one mole of oxygen to produce one mole of sulfur dioxide. Therefore, the number of moles of sulfur required is also 0.356 mol.

To calculate the mass of sulfur that must react, we need to use the molar mass of sulfur:

M(S) = 32.06 g/mol

mass of sulfur = number of moles of sulfur * molar mass of sulfur

mass of sulfur = 0.356 mol * 32.06 g/mol

mass of sulfur = 11.43 g

Therefore, 11.43 g of sulfur must react to produce 9.30 L of sulfur dioxide at 740 mmHg and 125°C.

Could someone help me with this? URGENT

Answers

Answer:

The number of protons in a water molecule (H2O) is equal to the number of hydrogen atoms in the molecule, which is 2. The molar mass of water is approximately 18.015 g/mol, which means that one mole of water contains Avogadro's number (6.022 x 10^23) molecules. Therefore, the number of protons in one mole of water is:

2 x 6.022 x 10^23 = 1.2044 x 10^24

To find the number of protons in 306 mL of water, we need to first convert the volume to moles. The density of water is approximately 1 g/mL, so the mass of 306 mL of water is:

306 mL x 1 g/mL = 306 g

The number of moles of water is then:

306 g / 18.015 g/mol = 16.991 mol

Multiplying this by the number of protons per mole, we get:

16.991 mol x 1.2044 x 10^24 protons/mol = 2.049 x 10^25 protons

Therefore, the answer is option D, 1 * 10 ^ 25

Rank the following items in order of decreasing radius: K, K^+, and K^-. Rank from largest to smallest radius. To rank items as equivalent, overlap them.
K, K^+, and K^-
Largest radius Smallest radius
______________ ______________

Answers

In isoelectronic species, the species that have the least number of electrons will have the smallest radius. Therefore, K+ has the smallest radius amongst K, K+ and K-.The order of the radius of the given species can be given as follows:

K > K⁻ > K⁺

The effective nuclear charge experienced by the K atom is +1, as it has one valence electron which can shield 18 electrons. Therefore, the attraction between the valence electron and the nucleus is weak which makes the atomic size larger than that of K- and K+.

The effective nuclear charge experienced by the K-atom is +1, as it has one valence electron which can shield 17 electrons. The attraction between the valence electron and the nucleus is stronger than in K due to less screening effect by electrons. Therefore, the atomic size is smaller than that of K.

The effective nuclear charge experienced by the K⁺ atom is +1, as it has one valence electron which can shield 19 electrons. The attraction between the valence electron and the nucleus is maximum in K+ due to the absence of one electron from the 4s orbital. Therefore, the atomic size is the smallest among the given species.

To know more about isoelectronic species:

https://brainly.com/question/30633067

#SPJ11

An acid donates a proton to form its ________ , which therefore has one less _______ , and one more _______ than its acid.
conjugate base, hydrogen atom, negative charge

Answers

An acid donates a proton to form its conjugate base, which therefore has one less hydrogen atom and one more negative charge than its acid. The strength of an acid depends on its ability to donate a proton to form its conjugate base. The weaker the acid, the stronger the conjugate base, and the stronger the acid, the weaker the conjugate

base.The conjugate base of a strong acid is weak because it has a very low ability to accept another proton since it is already carrying a negative charge. A weak acid has a strong conjugate base since it has a high ability to accept

another proton. Thus, an acid and its conjugate base are related to each other in terms of their ability to donate or accept a proton. For example, hydrochloric acid (HCl) dissociates in water to form H+ and Cl-. Its conjugate base is

chloride (Cl-) which is strong since it cannot accept another proton to form HCl again.

For more similar questions on topic Acid-base chemistry.

https://brainly.com/question/22101058

#SPJ11

WILL GIVE BRAINLIEST ANSWER AND 5 STAR RATING HELP ASAP

if a pipet bulb contains 5 ml of hydrogen gas, how many mL of oxygen gas would be needed to make the optimum mixture?

Answers

Answer:

To determine the volume of oxygen gas needed to make an optimum mixture with 5 mL of hydrogen gas, we need to know the ratio of hydrogen to oxygen in the mixture.

The optimum ratio of hydrogen to oxygen for combustion is 2:1 by volume. This means that for every 2 volumes of hydrogen gas, we need 1 volume of oxygen gas.

Therefore, to calculate the volume of oxygen gas needed to make an optimum mixture with 5 mL of hydrogen gas, we can use the following formula:

volume of oxygen gas = (volume of hydrogen gas) / 2

Plugging in the values, we get:

volume of oxygen gas = (5 mL) / 2

volume of oxygen gas = 2.5 mL

So we would need 2.5 mL of oxygen gas to make an optimum mixture with 5 mL of hydrogen gas

Democritus and dalton both proposed that matter consists of atoms. How did their approaches to reaching that conclusion differ

Answers

Dalton employed the scientific method—reasoning based on the findings of experiments—whereas Democritus exclusively relied on his own logic and mental inferences.

Democritus developed his ideas about atoms by intellectual inquiry, whereas Dalton developed his ideas through experimentation and meticulous assessment. Democritus had no verifiable truths to support his beliefs and no means of testing them because he relied solely on ideas and did not conduct controlled tests.

Dalton tested his theories and took exact measurements to refine them. Democritus lacked empirical evidence to back up his beliefs and no way to test them because he relied solely on intellect and did not conduct scientific experiments.

To know more about Dalton's theory, visit,

https://brainly.com/question/17771833

#SPJ4

Plutonium-238 is a radioactive element used as a power source in spacecraft like Voyager and New Horizons. It has a half life of 87.7 years. Suppose we have 2 kg of plutonium-238 right now. How much plutonium will be left in 87.7 years? A) None B) 0.25 kg C) 0.5 kg D) 1.0 kg E) 2 kg

Answers

The answer is C) 0.5 kg. This is because Plutonium-238 has a half-life of 87.7 years, which means that after 87.7 years, half of the original amount of Plutonium-238 will remain. In this case, that would be 2 kg * 0.5 = 0.5 kg.

Plutonium-238 is a radioactive element used as a power source in spacecraft like Voyager and New Horizons. It has a half-life of 87.7 years. Suppose we have 2 kg of plutonium-238 right now. Radioactive decay is a random event. So, it is impossible to predict when a specific atom will decay. But we can find how much radioactive material is remaining after a specific period of time.

The half-life of a radioactive material is the time required for half of the radioactive material to decay. The formula to calculate the remaining material is:

N(t) = N0 × (1/2)^(t/t1/2)

Where N(t) is the remaining material at time t, N0 is the initial material, t1/2 is the half-life, and t is the elapsed time.

The initial material is 2 kg, half-life is 87.7 years, and the elapsed time is also 87.7 years.

N(87.7) = 2 kg × (1/2)^(87.7/87.7)= 1 kg × 0.5= 0.5 kg

Therefore, the amount of plutonium remaining after 87.7 years will be 0.5 kg. So, the answer is option C.

For more such questions on Plutonium , Visit:

https://brainly.com/question/13217330

#SPJ11

Give the electron geometry (eg), molecular geometry (mg), and hybridization for NH 3. a. eg = tetrahedral, mg = trigonal pyramidal, sp3 b. eg = trigonal pyramidal, mg = trigonal pyramidal, sp3 c. eg - trigonal planar, mg = trigonal planar, sp2 d. eg - trigonal pyramidal, mg - tetrahedral, sp3 e. eg = tetrahedral, mg - trigonal planar, sp2

Answers

The correct electron geometry (eg) and molecular geometry (mg) for [tex]NH_3[/tex] is a. eg = tetrahedral, mg = trigonal pyramidal, [tex]sp^3[/tex].

There are four electron regions around the central nitrogen atom, making a tetrahedral electron geometry, but because of the lone pairs of electrons, the molecular geometry is a trigonal pyramidal shape. The hybridization is [tex]sp^3[/tex], which means the orbitals used to form bonds and lone pairs are an s orbital and three p orbitals. Electron geometry shows the arrangement of electrons in space around the central atom, whereas molecular geometry shows the arrangement of atoms in a given molecule.Therefore,[tex]NH_3[/tex] have tetrahedral electron geometry, trigonal pyramidal molecular geometry and sp^3 hybridization.

Learn more about electron geometry: https://brainly.com/question/7283835

#SPJ11

Question 16: June 2019 CR
6 Poly(chloroethene) is a polymer.
It is made from its monomer, chloroethene.
(a) Chloroethene has the percentage composition by mass
C= 38.4% H = 4.8%
Cl=56.8%
I
Show, by calculation, that the empirical formula of chloroethene is C₂H,Cl
(3)

Answers

The empirical formula of chloroethene is C₂H₃Cl, which can be simplified to C₂H₃Cl.

What is empirical formula?

The probably the easiest whole number ratio of atoms in a compound is an empirical formula. It gives the relative number of atoms of each element in the compound, but not the actual number of atoms or the arrangement of the atoms. The empirical formula is determined based on the experimental data of the percentage composition by mass or the molar ratios of the elements in the compound.

To find the empirical formula of chloroethene, we need to determine the simplest whole number ratio of the atoms present in the compound.

Let's assume we have a 100 g sample of chloroethene. Then, we can calculate the mass of each element present in the sample:

Mass of carbon (C) = 38.4 g

Mass of hydrogen (H) = 4.8 g

Mass of chlorine (Cl) = 56.8 g

Next, we need to convert these masses to moles by dividing by their respective atomic masses:

Moles of carbon (C) = 38.4 g / 12.01 g/mol = 3.196 mol

Moles of hydrogen (H) = 4.8 g / 1.01 g/mol = 4.752 mol

Moles of chlorine (Cl) = 56.8 g / 35.45 g/mol = 1.601 mol

We can then divide each of these mole values by the smallest mole value to get the simplest whole number ratio:

Carbon: 3.196 mol / 1.601 mol = 1.998 ≈ 2

Hydrogen: 4.752 mol / 1.601 mol = 2.969 ≈ 3

Chlorine: 1.601 mol / 1.601 mol = 1

To know more about empirical formula, visit:

https://brainly.com/question/14044066

#SPJ1

This portion of the titration curve of a strong base with a strong acid is the same as this region for a weak base titrated with a strong acid. a. the portion after all of the base has been neutralized
b. the endpoint pH c. the portion before the endpoint is reached d. the buffer region

Answers

The portion of the titration curve of a strong base with a strong acid is the same as the region before the endpoint is reached for a weak base titrated with a strong acid. The correct answer is Option C.

What is titration?

Titration refers to the process of measuring the volume of one solution required to react with a given volume of another solution completely. The titration curve is a graph that shows the change in pH during a titration.

The pH changes quickly from acidic to basic as the volume of strong base added approaches the stoichiometric point. It can be observed that the pH of the strong base solution is high, but as it is titrated with an acid, its pH decreases. The graph gradually falls as the acid is added, finally reaching a sharp rise known as the equivalence point or endpoint. As a result, the correct option is c. the portion before the endpoint is reached.

Learn more about titration curve here: https://brainly.com/question/31030054

#SPJ11

Explain the significance of the line spectrum observed for the hydrogen atom by Neil bohr. What were the inadequacies of the bohr model? calculate the energy required to excite a hydrogen electron from level n=1 to n=3

Answers

The line spectrum observed for the hydrogen atom by Niels Bohr is significant because it provided evidence for the quantization of energy levels in atoms.

Bohr's model proposed that electrons in atoms occupy specific energy levels or orbits around the nucleus, and that they can only absorb or emit energy in discrete amounts as they transition between these energy levels. When an electron in hydrogen is excited to a higher energy level by absorbing energy, it eventually returns to its original energy level by emitting energy in the form of light, which is observed as the line spectrum.

However, the Bohr model had some inadequacies. It couldn't explain the spectral lines of atoms other than hydrogen, and it couldn't account for the fine structure of spectral lines due to electron spin. Also, the model violated the Heisenberg uncertainty principle, which states that it is impossible to simultaneously determine the exact position and momentum of an electron.

To calculate the energy required to excite a hydrogen electron from level n=1 to n=3, we can use the formula:

ΔE = E3 - E1 = (-13.6 eV/n²) [(1/3²) - (1/1²)]

where E1 and E3 are the energy levels corresponding to n=1 and n=3, respectively. Plugging in the values gives:

ΔE = (-13.6 eV/n²) [(1/3²) - (1/1²)] = (-13.6 eV) [(1/9) - 1] = 10.2 eV

Therefore, the energy required to excite a hydrogen electron from level n=1 to n=3 is 10.2 eV.

To know more about quantization click here:

brainly.com/question/17018137

#SPJ4

Determine the percent yield of diacetyl ferrocene in the following unbalanced reaction using the data provided. Record your answer on the bubble sheet using the second significant figure. AICI Ferrocene MW: 186.03 used: 210. mg Acetyl Chloride MW: 78.50 Density: 1.104 g/ml used: 155 uL Diacetyl Ferrocene MW: 270.10 isolated: 225 mg. multiple choice: O A. 3 B. 4 C. 5 D. 6

Answers

The percent yield of diacetyl ferrocene in the given unbalanced reaction is 144.5%. The answer is option A. 3.

Explanation : To calculate the percent yield of diacetyl ferrocene in the following unbalanced reaction, use the following formula:
Percent Yield = (Mass of Isolated Product / Theoretical Mass of Product) x 100%
To find the Theoretical Mass of Product, use the following formula:

Theoretical Mass of Product = (MW of Reactant * Mass of Reactant Used) / MW of Product
Substituting in the values provided:
Theoretical Mass of Product = (186.03 * 210mg) / 270.10 = 155.46mg

Percent Yield = (225mg / 155.46mg) x 100% = 144.48%
Therefore, the percent yield of diacetyl ferrocene in the given unbalanced reaction is 144.5%.

For more such questions on diacetyl ferrocene

https://brainly.com/question/19165806

#SPJ11

Determine the overall reaction and its standard cell potential at 25 �C for the reaction involving the galvanic cell made from a half-cell consisting of a silver electrode in 1 M silver nitrate solution and a half-cell consisting of a zinc electrode in 1 M zinc nitrate. Is the reaction spontaneous at standard conditions?

Answers

The reaction involved in the galvanic cell made from a half-cell consisting of a silver electrode in 1 M silver nitrate solution and a half-cell consisting of a zinc electrode in 1 M zinc nitrate is given as follows:2 Ag(s) + Zn2+ (aq) → Zn(s) + 2 Ag+ (aq)The standard cell potential at 25 °C for the given reaction can be determined using the following formula: E°cell

= E°cathode - E°anodeHere, the E°cathode and E°anode represent the standard reduction potentials of cathode and anode respectively. The values of these standard reduction potentials can be obtained from the standard reduction

potentials table.Using the values of standard reduction potentials from the table, we have:E°cell = E°Ag+ / Ag - E°Zn2+ / Zn= +0.80 V - (-0.76 V)= +1.56 VThe reaction is spontaneous at standard conditions because the calculated standard

cell potential is positive (+1.56 V). Therefore, the reaction will proceed spontaneously from left to right direction.The bolded non-consecutive keywords are: spontaneous, standard conditions, galvanic cell, reduction potentials.

For more similar questions on topic Electrochemistry.

https://brainly.com/question/20513633

#SPJ11

select which, if any, of the anions of the homonuclear diatomic molecules formed by B, C, N, O, and F have shorter bond lengths than those of the corresponding neutral molecules. Consider only the anions with 1- and 2- charge. boron, carbon, nitrogen, oxygen, fluorine, or none (it can also me more than one option)

Answers

The anion of nitrogen (N2-) has a shorter bond length than that of the corresponding neutral molecule.

In order to determine which, if any, of the anions of the homonuclear diatomic molecules formed by B, C, N, O, and F have shorter bond lengths than those of the corresponding neutral molecules, we need to consider the bond length trends across the periodic table.

First, let's review the general trend of bond length across a period.

Bond length decreases across a period as the atomic number increases.

This is because the number of protons increases across a period, which means that the electrons are more strongly attracted to the nucleus and the atomic radius decreases.

Second, let's review the general trend of bond length down a group.

Bond length increases down a group as the number of electron shells increases.

This means that there is a greater distance between the nucleus and the bonding electrons, resulting in longer bond lengths.

Now, let's apply this knowledge to the homonuclear diatomic molecules formed by B, C, N, O, and F.

We will start by considering the neutral molecules, and then move on to the anions.

We will also only consider the 1- and 2- anions, since these are the relevant charges for this question.

Boron (B2) has a bond length of 1.33 Å.

Carbon (C2) has a bond length of 1.16 Å.

Nitrogen (N2) has a bond length of 1.10 Å.

Oxygen (O2) has a bond length of 1.21 Å.

Fluorine (F2) has a bond length of 1.42 Å.

Now let's consider the anions.

If the anions have extra electrons that are added to antibonding orbitals, this will weaken the bond strength, which in turn will lengthen the bond length.

Therefore, we would expect the anions to have longer bond lengths than the corresponding neutral molecules.

Boron (B2-) has not been observed, so we cannot compare it to the neutral molecule.

Carbon (C2-) has a bond length of 1.28 Å, which is longer than that of the neutral molecule.

Nitrogen (N2-) has a bond length of 1.14 Å, which is shorter than that of the neutral molecule.

Oxygen (O2-) has a bond length of 1.33 Å, which is longer than that of the neutral molecule.

Fluorine (F2-) has a bond length of 1.42 Å, which is the same as that of the neutral molecule.

For similar questions on homonuclear diatomic.

https://brainly.com/question/30502028

#SPJ11

based on the chromatogram, which amino acids or substances were present in the hydrolyzed equal sample?

Answers

Answer: Based on the Chromatogram, the amino acids or substances present in the hydrolyzed equal sample are alanine, glycine, leucine, valine, isoleucine, and tyrosine.


Explanation:

Chromatogram is a graph or visual representation of the separated components of a mixture produced by chromatography. It provides information about the sample components, including their identity and relative amounts.

Based on the given chromatogram, Leucine, Tyrosine, and Phenylalanine amino acids or substances were present in the hydrolyzed equal sample. These amino acids are identified by their retention times, which can be compared to reference standards or databases to determine their identity.

Learn more about chromatogram here:

https://brainly.com/question/30914730

#SPJ11

What is the PH of a solution if [H3O]= 1. 7×10-3 M

Answers

Answer: 2.77

Explanation: pH=-log[H+] (=-log[H3O+])

pH=-log[1.7*10^-3]=2.77

Elemento de la aplicación de Visio que se usa para organizar formas en grupos visuales, siendo afectados también cuando sus formas o elementos se mueven, copian o eliminan

Answers

Visio application element used to organize shapes into visual groups, also being affected when their shapes or elements are moved, copied, or deleted is called Grouping.

"Grouping" is an essential feature in the Microsoft Visio application that allows users to organize shapes into visual groups. With this feature, users can select multiple shapes and group them together, making them behave as a single entity. When one shape in the group is moved, copied, or deleted, the other shapes in the group are also affected.

This feature is particularly useful when creating complex diagrams or flowcharts, as it allows users to manipulate multiple shapes as a single unit. Overall, "Grouping" in Visio is a simple but powerful tool that helps users to organize and manage their shapes and diagrams with ease.

To know more about Visio, here

brainly.com/question/28002074

#SPJ4

--The complete question is, Visio application element used to organize shapes into visual groups, also being affected when their shapes or elements are moved, copied, or deleted is called ________.--

how is burning gasoline in an automobile engine part of the carbon cycle?

Answers

Burning gasoline in an automobile engine is part of the carbon cycle as the gasoline contains carbon that is released into the atmosphere as carbon dioxide, which is then taken up by plants during photosynthesis.

When gasoline is burned in an automobile engine, the carbon in the gasoline is converted into carbon dioxide gas, which is released into the atmosphere. This carbon dioxide then becomes available to plants during photosynthesis, where it is used to create organic compounds such as sugars and starches. This process is a part of the carbon cycle, which is the natural process by which carbon is cycled through the Earth's atmosphere, oceans, and land. The carbon cycle is essential for life on Earth, as it allows carbon to be used and reused by living organisms in a sustainable way.

To know more about gasoline, here

brainly.com/question/14428330

#SPJ4

Q1. Sulphur burns in air upon gentle heating with a pale blue flame. It
produces colourless and poisonous sulphur dioxide gas.
a) What are the reactants and products in this reaction? Write as a
word equation.

Answers

Sulfur and oxygen are the reactants in this process, and sulfur dioxide is the end result. Sulfur + Oxygen = Sulfur Dioxide is the word equation for this process.

What is the chemical formula for oxygen and sulfur dioxide?

Chemical equation writing. Sulfur trioxide is created when sulfur dioxide and oxygen are combined. Sulfur trioxide, often known as SO3, is the result of the reaction between sulfur dioxide and oxygen (SO2+O2).

The reaction between sulfur dioxide and sulfur oxygen is what kind?

This reaction is a combination reaction, which is the type of chemical reaction it is. Balanced Approaches: S and O2 combine to generate SO2 in this reaction of combination. Make sure the number of atoms on either side of the equation is equal by carefully counting them up.

To know more about reactants visit:-

https://brainly.com/question/17096236

#SPJ1

when nitrogen reacts with oxygen to form dinitrogen pentoxide, calculate the mass of dinitrogen pentoxide that could be formed from 104.0 grams of oxygen and 204.0 grams of nitrogen.

Answers

140.4 grams of dinitrogen pentoxide are produced from  104.0 grams of oxygen and 204.0 grams of nitrogen.

Chemical Stoichiometry

To calculate the mass of dinitrogen pentoxide that could be formed from 104.0 grams of oxygen and 204.0 grams of nitrogen, we need to use stoichiometry.

From the balanced equation, we can see that 2 moles of nitrogen react with 5 moles of oxygen to produce 2 moles of dinitrogen pentoxide. Therefore, we need to determine the limiting reactant in this reaction, which is the reactant that is completely consumed and determines the amount of product that can be formed.

2N₂ + 5O₂ = 2N₂O₅

To do this, we can calculate the number of moles of each reactant:

Number of moles of oxygen = 104.0 g / 32.00 g/mol = 3.25 molNumber of moles of nitrogen = 204.0 g / 28.02 g/mol = 7.29 mol

The ratio of moles of nitrogen to moles of oxygen is 7.29/3.25 ≈ 2.24/1. Therefore, oxygen is the limiting reactant because we need 5 moles of oxygen for every 2 moles of nitrogen.

Now we can use the amount of oxygen to calculate the amount of dinitrogen pentoxide that can be formed:

Number of moles of dinitrogen pentoxide = (3.25 mol O₂) / (5 mol O₂/2 mol N₂O₅) = 1.30 mol N₂O₅

Finally, we can calculate the mass of dinitrogen pentoxide using its molar mass:

Mass of dinitrogen pentoxide = (1.30 mol) x (108.01 g/mol) = 140.4 g

Therefore, 104.0 grams of oxygen and 204.0 grams of nitrogen can produce a maximum of 140.4 grams of dinitrogen pentoxide.

learn more about stoichiometry

https://brainly.com/question/14935523

#SPJ11

Why do we use anhydrous diethyl ether? Choose the right answer.

A. Since Grignard reagents react with O2 to form hydroperoxides, vapors from highly volatile diethyl ether solvent prevents O2 from reaching the reaction mixture.

B. Ether molecules coordinate with grignard Reagent

C. Ether helps stabilize the Grignard reagent

Answers

We use anhydrous diethyl ether since Grignard reagents react with O2 to form hydroperoxides, vapors from highly volatile diethyl ether solvent prevents O2 from reaching the reaction mixture. Option A is the correct answer.

Anhydrous diethyl ether is commonly used as a solvent in Grignard reactions. The main reason for using anhydrous diethyl ether is to prevent the Grignard reagent from reacting with moisture or oxygen in the air, which would lead to unwanted side reactions or a reduction in the yield of the desired product.

Diethyl ether is highly volatile, and its vapors help to exclude oxygen from the reaction mixture, preventing the formation of hydroperoxides. Additionally, diethyl ether helps to dissolve the reactants and stabilize the Grignard reagent, making it more reactive towards the substrate. Hence option A is correct.

To know more about diethyl ether, here

brainly.com/question/28623053

#SPJ4

What change did you observe in the hot water when you poured it in the mixing bowl?

Answers

Answer: You should add a picture but just put that the mixing bowl will get water vapor around the bowl

Explanation: the mixing bowl will get water vapor around the bowl

In which of these gas-phase equilibria is the yield of products increased by increasing the total pressure on the reaction mixture? (A) CO(g) + H2O (8) CO2 (g) + H2(g) (B) 2NO(g) + Cl2 (g) + 2NOCI (8) (C) 250, (g) = 2502(g) + O2(g) (D) PCIs () PC13 (8) + Cl2 (8) 6. K, for the reaction of SO2 (g) with O2 to produce SO; (g) is 3 x 1024 Calculate K, for this reaction at 25°C. 2SO2 (g) + O2(g) 250 (8) (A) 3 x 1024 (B) 5 x 1021 (C) 2 x 1020 (D) 5 x 1022 (E) 7 x 102 7. The molar solubility of magnesium carbonate is 1.8 x 10 mol/L. What is Kp for this compound? (A) 1.8 x 10 (B) 3.6 x 10-4 (C) 1.3 x 10-7 (D) 3.2 x 10 (E) 2.8 x 10-14

Answers

The correct answer is (B) 2NO(g) + Cl2 (g) + 2NOCI (8). Increasing the total pressure on the reaction mixture will increase the yield of products. For the second question, the correct answer is (E) 7 x 102. Kp for the molar solubility of magnesium carbonate is 3.6 x 10-4.

Chemical equilibrium refers to the situation in a chemical reaction where both the reactants and products are present in concentrations that have no further tendency to change over time, preventing any discernible change in the system's properties. When the forward reaction and the reverse reaction go forward at the same speed, this condition results. The forward and backward reactions typically have equal, if not zero, reaction rates. The concentrations of the reactants and products do not change on a net basis as a result. Dynamic equilibrium is the name given to such a situation.

The reaction's Gibbs free energy, G, must be taken into account at constant temperature and pressure. The Helmholtz free energy, A, must be taken into account at constant temperature and volume. The reaction's entropy, S, must be taken into account at constant internal energy and volume.

In geochemistry and atmospheric chemistry, where pressure changes are considerable, the constant volume case is crucial.

It is thought about the case of constant pressure. By taking into account chemical potentials, the relationship between the Gibbs free energy and the equilibrium constant can be discovered.

The Gibbs free energy for the reaction, G, under constant temperature and pressure in the absence of an applied voltage, depends only on the degree of the reaction: (Greek letter xi), and can only decrease in accordance with the second law of thermodynamics. That indicates that if the reaction occurs, the derivative of G with respect to must be negative; at equilibrium, this derivative equals zero.

For more such questions on pressure , Visit:

https://brainly.com/question/24719118

#SPJ11

Other Questions
The BLS team is caring for a patient who just went into cardiac arrest. The team leader asks you to call the code team. Which statement demonstrates appropriate closed-loop communication? In advertising, the type of cost used to compare media vehicles is called cost, and it refers to the connection between the price paid for an ad and the size of the audience delivered.relative a researcher wishes to survey older people about their perceptions of police. she obtains a list of all of the residents at a senior residential center. this list is the: properties of the rectangle, rhombus, and square - practice determine if the following statements answers In a 1500 or more word rhetorical analysis essay (typed, double spaced), analyze the use and effect of argument (persuasion/rhetorical strategies and devices) in the "Peter H. Coors-Im the NRA" ad (posted on Canvas). In your essay, address the following through the analysis of rhetorical strategy and appealsintent, audience, and central arguments/claims (sometimes these, as well as the intent, are not presented overtly or openly in the text and are implied and meant to be inferred by the target audience). We have already gone over one ad from the same NRA campaign. So use your experience with that text to inform your analysis of this one.Remember analyze for rhetorical strategies such as the Aristotelian appeals--ethos, pathos logos,. Also consider the specific use of these appeals-- to fear, guilt, freedom, choice, logic, charity, etc Also note the use of fallacies and how they are used to insinuate a logical argument. You should also consider how other rhetorical devices work (like anaphora, loaded diction, mythfrom Barthes--, simile, analogy, etc) Remember to use specific examples from the ad and to support your claims about the persuasive aspects of the ad with complete explanations of how the rhetorical strategies/devices work to persuade.PETER H. COORS: President of the Brewing Division of Aldolph Coors Company, Husband, Father, Hunter, Life Member of the National Rifle Association."Lots of people have asked me why I like to hunt. I just feel something about being in the country. Getting up early when its cold and crisp, sitting in a duck bind watching the orange sun rise over the bulrush, swapping stories and drinking hot coffee. Its like bowling or fishing or dirtbiking for other people. Its part of our heritage and our freedom, And some of the most enjoyable times Ive had with my kids have been in that environment. "But there is constant pressure from people who would like to take away the privilege of owning a gun. Its always been difficult for me to understand why they want to restrict legitimate use of firearms. Its not a social problem. The social problem is the illegitimate use of firearms, which should be taken care of by our courts and legal system."I support the NRA because it is the most effective way for individuals to join together in supporting the rights of legitimate users of firearms. Without those rights, the privilege and enjoyment of the hunting experience might be lost for me and my kids. Wed be missing a lot." Im the NRA(In small print below the image)The NRAs Hunter Services Division offers programs and publications for hunter safety and education, including the comprehensive "Basic Hunters Guide." If you would like more information about our publications or would like to join the NRA write to...(NRA address given) You have a credit card and the average balance on that card, year after year, is $4,000. The credit card company charges 21% annual interest on your average balance. How much extra money would you have to invest each year if you werent paying interest on that credit card debt?A. $117B. $840C. $273D. $791 The four keys to effective writing are that you write: what is the largest integer $n$ such that $3^n$ is a factor of $1 \times 3 \times 5 \times \dots \times 97 \times 99$? Using your knowledge of world history, which of the following statements BEST compares the two sources?A. Both sourced demonstrate consequences of theOpium Wars.B. Both sources demonstrate the connection betweenglobal migration and industrialization.C. Both sources demonstrate ethnic and racialprejudice.D. Both sources demonstrate continuity in socialstructure. what distinguishes current liabilities from long-term liabilities? banks sometimes loan cash under noninterest-bearing notes. is it true that banks lend money without interest? True or False, according to fiedler's contingency theory, a leader's style does not change; therefore, if there is a mismatch between a situation and the leader who is in place, it is best to move that leader to another position. Gas G1 G2 G3 G4 2am/mol2) L/mol) 0.0289 0.0388 0.0467 0.0310 2 5.22 1.05 2.31 4.05 Based on the given van der Waals constants for four hypothetical gases (G1, G2, G3, G4), arrange these hypothetical gases in order of decreasing strength of intermolecular forces. Assume that the gases have similar molar masses.Rank from strongest to weakest intermolecular attraction. To rank items as equivalent, overlap them.Gas 3, Gas 2, Gas 1, Gas 4 Consider the following energy diagram and determine which of the following statements is true A) At equilibrium, we expect [Reactants} < [Products) EN E R B) At equilibrium, we expect [Reactants) > [Products) P C) At equilibrium, we expect k < 1. D) At equilibrium, we expect K = 1 Rxn- It takes 120 unit cubes to completely fill a rectangular prism. The prism is 10 unit cubes high. What are the other possible dimensions of the rectangular prism? When analyzing a process flow with flow unit dependent processing time, the flow unit is changed from using ___________ to ______________.a. a unit of demand, a minute of workb. a unit of resource, a unit of demandc. a minute of work,a unit of demandd. a unit of demand, a unit of resource A truck is moving at constant velocity. Inside the storage compartment, a rock is dropped from the midpoint of the ceiling and strikes the floor below.The rock hits the floorA) exactly below the midpoint of the ceiling.B) ahead of the midpoint of the ceiling.C) behind the midpoint of the ceiling.D) More information is needed to solve this problem.E) none of these Based on results of a disk diffusion antimicrobial susceptibility test, an organism may be described as sensitive, intermediate, or resistant to the drug. Match the term with its description.Sensitive-Intermediate-Resistant- An ordered pair of the function d(t) = 35t is _____.(35, 35)(35, 1)(1, 35)(1, 1)Which ordered pair is not a solution of f(x) = 2x + 9?(7, 23)(3, 14)(2, 13)(0, 9) Find g. Write your answer as a whole number or a decimal. Do not round. complementation has taken place of please choose the correct answer from the following choices, and then select the submit answer button. answer choices A. two recessive alleles at either of two different loci suppressed a phenotype. B. two recessive alleles inhibited the expression of an allele at a different locus.C. an individual organism possessing two recessive mutations has a wild-type phenotype, indicating that the mutations are at non allelic genes. D. two recessive mutations occur at the same locus, producing a mutant phenotype.