The vapour pressure of pure benzene at 25°C is 639.7 mm Hg and the vapour pressure of a solution of solute in benzene at 25°C is 631.9 mm Hg. The molality of the solution is (A) 0.156 (B) 0.108 (C) 0.

Name: JEE Advanced Chemistry
Price: 7999 INR
Availability: InStock

Question

The vapour pressure of pure benzene at 25°C is 639.7 mm Hg and the vapour pressure of a solution of solute in benzene at 25°C is 631.9 mm Hg. The molality of the solution is

(A) 0.156
(B) 0.108
(C) 0.518
(D) 0.815

Prashant Kotian · Accepted Answer

Correct answer:

Practice 22,000+ questions like this