Question

classify the following changes as physical or chemical...
(give only right answer)
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Answer 1

Answer:

physical change

physical change

physical change

chemical change

physical change

chemical change

chemical change

physical change

physical change

physical change

Answer 2

Answer:

1. Physical change

2. physical change

3. physical change

4. physical change

5.physical change

6. physical change

7. Physical change

8. physical change

9.physical change

10. chemical change

Explanation:

anything changing in appearance is a physical change and anything that changes the properties of a material is a chemical change.

eg heating of water to gas is a physical change its chemical properties are yet the same only the atoms and molecules expand and contract while heating and cooling

only the last one is a chemical change