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The Question Given Below consists of Assertion and Reason. Use the following key to select the Correct Answer :
Assertion :
- A mixture of Ammonium Chloride and sand can be easily Separated.
Reason :
- Ammonium Chloride Is water soluble, while sand is not.
Assertion :
- A Physical Change is of temporary nature.
Reason :
- A Physical Change can be reversed easily.
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