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The freezing point of a solution contain...

The freezing point of a solution containing 0.2 g of acetic acid in benzene is lowered by `0.45^(@)C`. Colculate the degree of dimerization of acetic acid in benzene . `K_(f)` for benzene is 5.12 K`"mol"^(-1) `kg:

A

`94.5%`

B

`54.9%`

C

`78.2%`

D

`100%`

Text Solution

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The correct Answer is:
A
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