A Mixture of Chloroform and Acetone Has a Vapour Pressure

question 76

Multiple Choice

A mixture of chloroform and acetone has a vapour pressure of 311 Torr. Calculate the mole fraction of acetone in the mixture. The vapour pressures of chloroform and acetone are 295 Torr and 332 Torr, respectively. Assume ideal behaviour.

• A) 0.432
• B) 0.730
• C) 0.270
• D) 0.619
• E) 0.568

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