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Assertion (A): Sodium chloride used to c...

Assertion (A): Sodium chloride used to clear snow on the roads.
Reason (R ): Sodium chloride depresses the freezing point of water.

A

If both `(A)` and `(R )` are correct, and `(R )` is the correct explanation of `(A)`.

B

If both `(A)` and `(R )` are correct, but `(R )` is not the correct explanation of `(A)`.

C

If `(A)` is correct, but `(R )` is incorrect.

D

If `(A)` is correct, but `(R )` is correct.

Text Solution

Verified by Experts

The correct Answer is:
A
According to colligative property addition of non-volatile solute to volatile solvent, the freezing point of solution decreases.
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