Exam 12: Intermolecular Forces: Liquids and Solids

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Which of the following compounds has the highest boiling point?

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The relationship between the vapor pressure of a liquid and temperature can be expressed by the Clausius-Clapeyron equation: Log[P2/P1] = [ΔHvap/R] × [1/T1 - 1/T2] Ethanol (C2H5OH) has a normal boiling point of 78.3°C and, with ΔHvap = 39.3 kJ/mol. What is the vapor pressure of ethanol at 50.0°C?

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