The vapour pressure of a solvent decreased by `10 mm` of `Hg` when a non-volatile solute was added
Channel: Doubtnut
Date: 12/07/2020

The vapour pressure of a solvent decreased by `10 mm` of `Hg` when a non-volatile solute was added to the solvent. The mole fraction of solute is `0.2`, what would be the mole fraction of solvent if the decrease in vapour pressure is `20 mm` of `Hg`.