HELP MEPLEASE SOMEONE REALLY REALLY REALLY SMART PLEASE
What is the mass of an atom with seven protons, seven neutrons, and eight electrons?
EXPLAIN:

HELP PLEASE!!! it's due todayWhat is the total displacement of the car after 5 h?0 km15 km20 km40 kmCoordinate graph with title Displacement versus Time for a Car, showing Time in hours from zero to five over horizontal axis and Displacement in kilometers from zero to twenty five over vertical axis. A line is plotted on the graph, starting from origin and peaking at twenty before moving toward horizontal axis and intersecting it at five Ask about these people or things by transforming these statements into questions. What might be some reasons why cellular communication is necessary? What is the slope?Simplify your answer and write it as a proper fraction, improper fraction, or integer.A)1/2B)7C)0/4 Pete asked his friends to guess a secret number he was thinking of. His clues are as follows: if you subtract 12 from my number and multiply the difference by -3 the result is -54. What is Petes number? List the difference between a brain reflex and a spinal reflex. -2x + 3y = 54What are the x and y intercepts Please help me with this i need help pls asap Devin has a furniture store. He sold a shoe rack recently for 3450. It cost him just to make the rack What is Devin's profit percent ? What is the value of x in the figure below?A. 55B. 22.5C. 45D. 57.5PLEASE HELP IM FAILING This year Amy purchased $2,000 of equipment for use in her business.However, the machine was damaged in a traffic accident while Amy was transporting the equipment to her business.Note that because Amy did not place the equipment into service during the year, she does not claim any depreciation expense for the equipment.a. After the accident, Amy had the choice of repairing the equipment for $1,800 or selling the equipment to a junk shop for $300.Amy sold the equipment.What amount can Amy deduct for the loss of the equipment?b. After the accident, Amy repaired the equipment for $800.What amount can Amy deduct for the loss of the equipment?c. After the accident, Amy could not replace the equipment so she had the equipment repaired for $2,300.What amount can Amy deduct for the loss of the equipment? Choose the measure that is approximately equivalent to 9 kilometers.A.4.5 miB.5.6 miC.7.39 miD.14.5 mi Solve : 24 = 6 - 6 = 2 + (3 x 7) 5. How does the researchers' experiment with Reddit contribute to the central idea of the text?Answer it as brief and simple as possible. Thank a lot. 1. Using the data table below, model (draw) the orbital motion of the two planets (D andN).A. Determine the distance based on the mass and amount of force.a. In the chart, write 'more' or 'less', then be sure to represent the distance inyour model drawing.B. Be sure to represent the objects' masses appropriately.C. Include gravitational force arrows in your model.D. On your drawing mark where the planet will be increasing and decreasing in velocityfor each planetMassDistanceGravitational ForceSun10XX28Planet DPlanet N633Make sure to attach your drawn model in the space below. PLEASE HELPP ASAP!!!!! 20 POINTS!!!!!!!!!!!!!!!!!Which sentence describes a key difference between a historical timeline and a history brochure?a.) A timeline organizes facts by topic while a brochure organizes facts chronologically.b.) A timeline incorporates pictures and captions while a brochure only uses text.c.) A timeline includes facts about events while a history brochure offers mostly opinions.d.) A timeline covers many events while a brochure usually focuses on a single event.DON'T ANSWER IF U DON'T KNOW!!!!!!!!!!!!! A package that is heavier than 11 lb. and 8 oz. will have a label that says "heavy" on it. Gloria packed 6 flower pots to send to her customers. Each of the flower pots weighs 1 lb. and 12 oz. The packing material weighs 5 oz. Will her package be labeled as "heavy"? Explain what role the temperance movement played in forming liquor laws in the Oklahoma Constitution. A 3-yard roll of wrapping paper costs $13.14. What is the price per foot?