Give an example in the given case:(a) Change which occurs on heating but can be reversed.(b) Change that occurs on heating but cannot be reversed.(c) Change occurs on cooling but can be reversed.(d) Change occurs on mixing two substances but can be reversed.(e) Change which occurs on mixing two substances, but cannot be reversed.

Give an example in the given case:(a) Change which occurs on heating b

1.	Give an example in the given case:(a) Change which occurs on heating but can be reversed.(b) Change that occurs on heating but cannot be reversed.(c) Change occurs on cooling but can be reversed.(d) Change occurs on mixing two substances but can be reversed.(e) Change which occurs on mixing two substances, but cannot be reversed.
Answer» Give an example in the given case: (a) Change which occurs on heating but can be reversed. (b) Change that occurs on heating but cannot be reversed. (c) Change occurs on cooling but can be reversed. (d) Change occurs on mixing two substances but can be reversed. (e) Change which occurs on mixing two substances, but cannot be reversed.

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