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A solution of urea (mol. Mass 60 g mol^(...

A solution of urea (mol. Mass `60 g mol^(-1)`) boils of `100.18^(@)C` at one one atmospheric pressure. If `k_(f)` and `K_(b)` for water are `1.86` and `0.512 K kg mol^(-1)` respectively, 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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