Question

Write some characteristics of physical and chemical change​

Answer 1

Answer:

Physical changes only change the appearance of a substance, not its chemical composition.

Chemical changes cause a substance to change into an entirely new substance with a new chemical formula.

Chemical changes are also known as chemical reactions.

Explanation:

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Answer 2

Answer:

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