Answer:
A chemical reaction that stores energy is called an endothermic reaction. More energy might be released as products form than the energy needed to break the reactants apart. This chemical reaction will release energy. In other words, it will be an exothermic reaction.
Explanation:
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<span>When the </span>valence electron<span> in any atom gains sufficient energy from some outside force. it can break away from the parent atom and become what is called a free </span>electron<span>.</span>
As you exercise you sweat to cool yourself down meaning your body looses salt and water in the process of sweating
