Question

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Answer 1

Answer:

chemical energy is stored, it is a form of potential energy. When a chemical reaction takes place, the stored chemical energy is released. Heat is often produced as a by-product of a chemical reaction – this is called an exothermic reaction.

Answer 2

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$\huge\underline\orange{Answer↓}$

Chemical energy is stored in the bonds that connect atoms with other atoms and molecules with other molecules. Because chemical energy is stored, it is a form of potential energy. ... Heat is often produced as a by-product of a chemical reaction – this is called an exothermic reaction.