Question

permanent change are ​

Answer 1

Explanation:

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Permanent changes are also called chemical changes. -

⠀⠀⠀⠀⠀⠀ In a chemical change or a chemical reaction, the substances which undergo reaction are called reactants or starting material and the new substances produced with different properties are called products.

Answer 2

Permanent changes are also called chemical changes. -

⠀⠀⠀⠀⠀⠀ In a chemical change or a chemical reaction, the substances which undergo reaction are called reactants or starting material and the new substances produced with different properties are called products.