Question

A change is a chemical change when it is accompanied by: (a) Energy change (b) Formation of new substances (c) Change in chemical properties (d) All of the above.​

Answer 1

Answer:

When chemical reactions occur, the atoms are rearranged and the reaction is accompanied by an energy change as new products are generated. ... This is an example of a chemical change because the end products are chemically different from the substances before the chemical reaction.

Explanation:

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Answer 2

$\huge\underline{\underline{\bold{\red{A}\green{N}\blue{S}\pink{W}\orange{E}\purple{R}}}}$

Explanation:

ENERGY CHANGE

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