33. 1.18 g aniline liquid is mixed with 1.00 g benzene liquid at 25 oC.  Calculate the mole fraction of aniline in the vapor phase.  At 25 oC, the vapor pressure of pure benzene is 30.5 kPa and the vapor pressure of pure aniline is 28.0 kPa.    molar masses:  benzene = 78.00 g/mole and aniline = 93.12 g/mole  Group of answer choices 0.522

EBK A SMALL SCALE APPROACH TO ORGANIC L
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Chapter84: Fractional Distillation, Azeotropes
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33. 1.18 g aniline liquid is mixed with 1.00 g benzene liquid at 25 oC.  Calculate the mole fraction of aniline in the vapor phase.  At 25 oC, the vapor pressure of pure benzene is 30.5 kPa and the vapor pressure of pure aniline is 28.0 kPa.   

molar masses:  benzene = 78.00 g/mole and aniline = 93.12 g/mole 

Group of answer choices
0.522
0.233
0.821
0.476
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