Question

explain how chemical changes are important in our lives​

Answer 1

Bonds between atoms in molecules break and are reformed in new ways. Chemical reactions are at the heart of literally every biological process in the universe. Stars form because of chemical reactions; our sun ignited because of chemical reactions in its core.

Answer 2

Answer:

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Bonds between atoms in molecules break and are reformed in new ways. Chemical reactions are at the heart of literally every biological process in the universe. Stars form because of chemical reactions; our sun ignited because of chemical reactions in its core. Life developed on Earth as a result of chemical reactions.