1.

If K_(f) for water is 1.86^(@)C"mol"^(-1),a 0.1 m solution of urea in water will have the freezing point of

Answer»

`0.186^(@)C`
`1.86^(@)C`
`-0.186^(@)C`
`-0.372^(@)C`

Solution :`DeltaT_(F)=K_(f)XX m=1.86xx0.1=0.186`
FREEZING point of solution `=0-0.186`
`= - 0.186^(@)C`


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