The Boiling Point of Pure Benzene at 760

Multiple Choice

The boiling point of pure benzene at 760. torr is 80.1°C. What is the vapor pressure of benzene over a solution containing 4.60 mol of nonvolatile hydrocarbon and 11.60 mol of benzene at 80.1°C?

A) 6.43 10² torr
B) 5.44  10² torr
C) 2.16  10² torr
D) 7.60  10² torr
E) 1.51  10² torr