A Plot of Ln(vapor Pressure) Versus 1/T for Benzene Gives

question 90

Multiple Choice

A plot of ln(vapor pressure) versus 1/T for benzene gives a straight line with slope -3.70 * 10³ K.The enthalpy of vaporization of benzene is

• A) 2.25 kJ . mol ^{- 1}.
• B) Not enough information is given to permit the calculation.
• C) 3.70 kJ . mol ^{- 1}.
• D) 30.8 kJ . mol ^{- 1}.
• E) 445 J . mol ^{- 1}.

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