Solutions Question 225

Question: An $ X $ molal solution of a compound in benzene has mole fraction of solute equal to 0.2. The value of $ X $ is [KCET 1996; DCE 2001]

Options:

A) 14

B) 3.2

C) 4

D) 2

Show Answer

Answer:

Correct Answer: B

Solution:

$ \frac{X}{X+\frac{1000}{78}}=0.2 $

$ X=3.2$



NCERT Chapter Video Solution

Dual Pane