18. Calculate the mole fraction of toluene in the vapourphase which is

1.	18. Calculate the mole fraction of toluene in the vapourphase which is in equilibrium with a solution ofbenzene and toluene having a mole fraction oftoluene 0.5. (The vapour pressure of pure Benzeneis 119 torr and that of toluene is 37 torr at thesame temperature)(1) 0.5(2) 0.75(3) 0.625(4) 0.237
Answer» 4) is correct answer 4) 0.237 is the right answer of the following

18. Calculate the mole fraction of toluene in the vapourphase which is in equilibrium with a solution ofbenzene and toluene having a mole fraction oftoluene 0.5. (The vapour pressure of pure Benzeneis 119 torr and that of toluene is 37 torr at thesame temperature)(1) 0.5(2) 0.75(3) 0.625(4) 0.237

Answer»

4) is correct answer

4) 0.237 is the right answer of the following