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The freezing point of benzene decreases ...

The freezing point of benzene decreases by `0.45^(@)C` when `0.2 g` of acetic acid is added to `20 g` of benzene. IF acetic acid associates to form a dimer in benzene, percentage association of acetic acid in benzene will be
`(K_(f) "for benzene" = 5.12 K kg mol^(-1))`

A

0.804

B

0.746

C

0.946

D

0.646

Text Solution

Verified by Experts

The correct Answer is:
C
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