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Mole fraction of a non-electrolyte in aq...

Mole fraction of a non-electrolyte in aqueous solution is `0.07` . If `K_(f)(H_(2)O)` is `1.86^(@) mol^(-1)` kg , depression in f.p ., `DeltaT_(f)` is :

A

`0.26^(@)`

B

`1.86^(@)`

C

`0.13^(@)`

D

`7.78^(@)`

Text Solution

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The correct Answer is:
D
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