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The boiling point of 0.2 mol kg^(-1) sol...

The boiling point of `0.2 mol kg^(-1)` solution of `X` in water is greater than equimolal solution of `Y` in water. Which of the following statements is true in this case?

A

Molecular mass of X is greater than the molecular mass of Y

B

Molecular mass of X is less than the molecular mass of Y

C

Y is undergoing dissociation in water while X undergoes no change

D

X is undergoing dissociation in water

Text Solution

Verified by Experts

The correct Answer is:
D
When solute undergoes dissociation than vant Hoff factor `igt1`
`DeltaT_(b)=iK_(b)m`.
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