If the mass of a nonvolatile, nonelectrolyte dissolved in a solvent is doubled but that of solvent is quadrupled, the elevation in boiling point of th
If the mass of a nonvolatile, nonelectrolyte dissolved in a solvent is doubled but that of solvent is quadrupled, the elevation in boiling point of the solvent will be
A. doubled
B. halved
C. four times
D. unchanged
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Correct Answer - B
`Delta T_(b)=(1000K_(b) W_(2))/(W_(1) xx M_(2))`
new `Delta T_(b)=(1000K_(b)(2W_(2)))/((4W_(1)) xx M_(2)) =1/2 (1000 K_(b) W_(2))/(W_(1)M_(2))`
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