Science, asked by Anonymous, 5 months ago

what is physical and chemical change?

Answers

Answered by iAmHoBiSpRiTexD

Answer:

Physical changes only change the appearance of a substance, not its chemical composition. Chemical changes cause a substance to change into an entirely substance with a new chemical formula. Chemical changes are also known as chemical reactions.

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Answered by hanshika684

Explanation:

Key Points. Physical changes only change the appearance of a substance, not its chemical composition. Chemical changes cause a substance to change into an entirely substance with a new chemical formula. Chemical changes are also known as chemical reactions.

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