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Abnormal Colligative Properties

The observed ...

Question

The observed osmotic pressure of a solution of benzoic acid in benzene is less than its expected value because

A

Benzene is a non-polar solvent

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B

Benzoic acid molecules are associated in benzene

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C

Benzoic acid molecules are dissociated in benzene

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D

Benzoic acid is an organic compound

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Solution

The correct option is B
Benzoic acid molecules are associated in benzene

Association of solute takes place

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