A Solution Contains 1 Mole of Liquid a and 3

question 71

Multiple Choice

A solution contains 1 mole of liquid A and 3 moles of liquid B.This solution has a vapor pressure of 314 torr at 25°C.At 25°C,liquid A has a vapor pressure of 265 torr and liquid B has a vapor pressure of 355 torr.Which of the following is true?

• A)This solution exhibits a positive deviation from Raoult's Law.
• B)This solution exhibits a negative deviation from Raoult's Law.
• C)This solution is ideal.
• D)More information is needed to answer this question.
• E)None of these (A-D).

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