Question

if x molal solution of a compound in benzene has
mole fraction of solute equal to 0.4. Then the value of x is (1)4.2
(3) 3.2
(2) 8.5
(4) 5.1​

Answer 1

Answer:

2

Explanation:

putting xa =0.4

xb=0.6

mb=78 we will get the ans