Answer:
Explanation:
<u><em>What is the potential energy of a 2-kg book sitting on a shelf 2 meters above the ground?</em></u>
<em></em>
PE = MGH, that is, potential energy = mass x gravity x height.
2*2*9.8=
39.2 joules
Answer:
plzz mark brainliast:
Explanation:
clue: The reaction has a single reactant.
They are alike bc they both have 13 protons and neutrons
Majority of the atoms mass is found in the nucleus, which consists of protons and neutrons. Neutrons have a neutral charge, while protons have a positive charge.