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A solution of urea ( mol. =56 g "mol"^(-...

A solution of urea ( mol. `=56` g `"mol"^(-1)` ) boils at `100.18^(@)C` at the atmospheric pressure. If `K_(f)` and `K_(b)` for water are 1.86 and 0.512 K kg `"mol"^(-1)` respectively, then the above solution will freeze at :

A

`0.654^@C`

B

`-0.654^@C`

C

`6.54^@C`

D

`-6.54^@C`

Text Solution

Verified by Experts

The correct Answer is:
B
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