Flame Institute SCF 18 Near Chawla Lights Phase 7 Mohali Chandigarh 9888949978

0

Shopping cart

Close

No products in the cart.

Flame SCF 18 Near Chawla Lights Ph-7 Mohali 9888949978

15. The vapour pressure of a solvent decreased by 10mm of mercury, when a non volatile solute was added to the solvent. The mole fraction of the solute in the solutions is 0.2. What should be the mole fraction of the solvent, if decrease in the vapour pressure is to be 20mm of mercury

a. 0.8

b. 0.6

c. 0.4

d. 0.2

Ans. b

5/5 - (4 votes)

PrevPrevious14. In an experiment, 1 gof a non -volatile solute was dissolved in 100 g of acetone at 298 K. The vapour pressure of the solution was found to be 192.5 mmHg. The molecular weight of the solute is (vapour pressure of acetone = 195 mmHg)

Next16. The vapour pressure of a solvent A is 0.08 atm when a non volatile substance B is added to this solvent its vapour pressure drops to 0.6 atm. What is mole fraction of B in solutionNext

You May Also Like

Sign up to receive latest updates

Get in touch

Need some help?

Create Account

Popular subjects

Need some help?

© 2026 Flame Institute.All rights reserved.

Call Now Button