Question

A. write true or false for the following statement.
1. 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 statement and the composition of a substance change_________.
5. when copper sulphide dissolves in water chemical change take place ______.​

Answer 1

Answer:

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Explanation:

1 . True

2 . True

3 . True

4 . False

5 . True

Answer 2

Answer:

1). True

2). False

3).false

4). true

5). True