The rise in boiling point of a solution containing `1.8g` glucose in `100g` of a solvent is `0.1^(@)C`. The molal elevation constant of the liquid is-
The rise in boiling point of a solution containing `1.8g` glucose in `100g` of a solvent is `0.1^(@)C`. The molal elevation constant of the liquid is-
A. `0.01K//m`
B. `0.1K//m`
C. `1K//m`
D. `10K//m`
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Correct Answer - D
`DeltaT_(b) = K_(b) xx m`
`K_(b) = (DeltaT_(b))/(m) = 0.1 xx (180)/(1.8) = (0.1)/(0.01) = 10`
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