Solutions Question 85

Question: The rise in the boiling point of a solution containing 1.8 gram of glucose in $ 100g $ of a solvent in $ {{0.1}^{o}}C $ . The molal elevation constant of the liquid is [CPMT 1999]

Options:

A) 0.01 $ K/m $

B) $ 0.1,K/m $

C) $ 1,K/m $

D) $ 10,K/m $

Show Answer

Answer:

Correct Answer: C

Solution:

$ K_{b}=\frac{\Delta T_{b}}{m}=\frac{0.1\times 100}{\frac{1.8}{180}\times 1000}=1,K/m $ .



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