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Question 4 Give the classification of changes based upon the chemical composition of a substance. Name the change in which the composition of a substance is not altered and no new substance is formed. Based on your answer in (b), give two or three examples of it. Choose the correct characteristic/s about the physical change: Characteristic 1: properties of a substance change.Characteristic 2: physical changes are reversible in nature.

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Question 4





  1. Give the classification of changes based upon the chemical composition of a substance.




  2. Name the change in which the composition of a substance is not altered and no new substance is formed.




  3. Based on your answer in (b), give two or three examples of it.




  4. Choose the correct characteristic/s about the physical change:





Characteristic 1: properties of a substance change.



Characteristic 2: physical changes are reversible in nature.


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