Question

write true or false Digestion of food is a chemical change.
2. Formation of steam from water is a physical change
3. During a chemical change, molecular composition remains same
4. During a physical change, the state and the composition of a substance change.
5. When copper sulphate dissolves in water, chemical change takes place.​

Answer 1

Answer:

true

Explanation:

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Answer 2

Answer:

1. True

2. True

3. True

4. False

5. True