Benzene (l)⇌ Benzene (g) : Kp=60 mm Hg at 300 K
Toluene
(l)⇌ Toluene
(l) :
Kp=40 mm Hg at
300 K
The mole fraction of benzene in vapors of benzene toluene mixture is 0.6 at 300 K temperature. The mole fraction of toluene in the liquid phase of solution at 300 K is: