What is the total vapor pressure at 20°C of a liquid solution containing 0.30 mole fraction benzene, C6 H6, and 0.70 mole fraction toluene, C¢H; CH3? Assume that Raoult's law holds for each component of the solution. The vapor pressure of pure benzene at 20°C is 75 mmHg; that of toluene at 20°C is 22 mmHg. Total vapor pressure = mmHg

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What is the total vapor pressure at 20°C of a liquid solution containing 0.30 mole fraction benzene,
C6 H6, and 0.70 mole fraction toluene, C¢H; CH3? Assume that Raoult's law holds for each
component of the solution. The vapor pressure of pure benzene at 20°C is 75 mmHg; that of toluene at
20°C is 22 mmHg.
Total vapor pressure =
mmHg
Transcribed Image Text:What is the total vapor pressure at 20°C of a liquid solution containing 0.30 mole fraction benzene, C6 H6, and 0.70 mole fraction toluene, C¢H; CH3? Assume that Raoult's law holds for each component of the solution. The vapor pressure of pure benzene at 20°C is 75 mmHg; that of toluene at 20°C is 22 mmHg. Total vapor pressure = mmHg
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