JEE MainChemistrySolutionsMCQ+4 / −1
When a non-volatile solute is added to the solvent, the vapour pressure of the solvent decreases by 10 mm of Hg . The mole fraction of the solute in the solution is 0.2 . What would be the mole fraction of the solvent if decrease in vapour pressure is 20 mm of Hg ?
- A0.2
- B0.4
- C0.8
- D0.6
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