Question

what is chemical change ​

Answer 1

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• a usually irreversible chemical reaction involving the rearrangement of the atoms of one or more substances and a change in their chemical properties or composition, resulting in the formation of at least one new substance: The formation of rust on iron is a chemical change.

Answer 2

Explanation:

A change that involves chemical reactions where new dubstances are formed, new substances have different chemical properties and reactants is called chemical change.

Eg: boiling egg, burning, rusting iron etc.

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Note: Not paste from google