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Crude common salt is hygroscopic because...

Crude common salt is hygroscopic because of impurities of

A

`CaSO_(4)` and `MgSO_(4)`

B

`CaCl_(2)` and `MgCl_(2)`

C

`CaBr_(2)` and `MgBr_(2)`

D

`Ca(HCO_(3))_(2)` and `Mg(HCO_(3))_(2)`.

Text Solution

Verified by Experts

The correct Answer is:
B
`CaCl_(2)` and `MgCl_(2)` being hygroscopic, absorbs moisture from air.
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The common salt used in food in