Saturated solution of benzene in water is in equilibrium with a mixtur – McqOptions

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1.	Saturated solution of benzene in water is in equilibrium with a mixture of air and vapours of benzene and water at room temperature and pressure. Mole fraction of benzene in liquid is x B and the vapour pressures of benzene and water at these conditions are p v B and p v w respectively. The partial pressure of benzene in air-vapour mixture is
A.	P v B
B.	x B . P v B
C.	( P atm - P v w ) x B
D.	x B . P atm
Answer» C. ( P atm - P v w ) x B

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