Assertion (A): When a non-volatile solute is added to water a depression in freezing point is observed.
Reason (R): The lowering of vapour pressure of a solution causes depression in the freezing point.
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assertion is correct and reason is correct but reason is wrong according to the assertion
AS
Assertion : When NaCl is added to water, depression in the freezing point is observed. Reason : The lowering of the vapour pressure of a solution causes depression in the freezing point.
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