The Aroma from Almonds and Cherries Is Due in Part

question 99

Multiple Choice

The aroma from almonds and cherries is due in part to a compound called benzaldehyde. A graph of the natural logarithm of the vapor pressure of benzaldehyde vs. 1/temperature produces a straight line with a slope of -5870.99 K. What is the enthalpy of vaporization of benzaldehyde?

• A) +473 kJ/mol
• B) -47.3 kJ/mol
• C) +47.3 kJ/mol
• D) -48.8 kJ/mol
• E) +48.8 kJ/mol

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