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At a Given Temperature, You Have a Mixture of Benzene

Question 14

Multiple Choice

At a given temperature, you have a mixture of benzene (Pvap = 745 torr) and toluene (Pvap = 290 torr) . The mole fraction of benzene in the solution is 0.590. Assuming ideal behavior, calculate the mole fraction of toluene in the vapor above the solution.


A) 0.778
B) 0.641
C) 0.355
D) 0.213
E) 0.590

Correct Answer:

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