JEE Mains Chemistry Past PapershardNUMERICAL

The vapour pressure of pure benzene and methyl benzene at 27°C is given as 80 Torr and 24 Torr, respJEE Mains Chemistry Past Papers Chemistry Question

Question

The vapour pressure of pure benzene and methyl benzene at 27°C is given as 80 Torr and 24 Torr, respectively. The mole fraction of methyl benzene in vapour phase, in equilibrium with an equimolar mixture of those two liquids (ideal

Answer: .

💡 Solution & Explanation

Xmethylbenzene = 0.5 methylbenzene methylbenzene total P Y P  methylbenzene 0.5 24 Y 0.5 80 0.5 24      12 0.23 23 10 12      

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