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swat32
3 years ago
12

Which of the following is a type of kinetic energy.

Chemistry
1 answer:
dexar [7]3 years ago
6 0
Kinetic energy is energy in motion. B, a rolling ball would be your answer because a rolling ball is energy that is moving. The rest of the answers are wrong because the actions do not use kinetic energy.
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8 0
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In class, an instructor pours liquid nitrogen on an inflated balloon and the balloon collapsed on itself. Why does the ballon de
irina [24]
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The percent composition by mass of magnesium MgBr2 (gram formula mass= 184 grams/mole) is equal to...
k0ka [10]
The percent composition by mass of an element is determined by dividing the molar mass of the element by the molar mass of the compound. In this case, the molar mass of magnesium is 24. Hence the answer to this problem is A. 24/184 x 100
4 0
3 years ago
Read 2 more answers
Be sure to answer all parts.
Marianna [84]

a)3^2 = 9 times

b)2^2*2 = 8 times

c)(1/2) = half times

7 0
3 years ago
If an ideal gas has a pressure of 5.49 atm, a temperature of 88.78 °c, and has a volume of 22.03 l, how many moles of gas are in
kirza4 [7]
N = (PV)/RT
(T = 88.78 + 273 = 361.78K)
(R = 22.4/273 = 0.082)
= (5.49 x 22.03)/(0.082 x 361.78) = ?
Put it into the calculator. It's hard to do that on a mobile phone.
7 0
3 years ago
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