What Is the Enthalpy of Vaporization of a Compound That

question 5

Multiple Choice

What is the enthalpy of vaporization of a compound that has a vapor pressure of 151 mmHg at 247 K and 1.52 mmHg at 187 K? (R = 8.31 J/(K· mol) )

• A)636 kJ/mol
• B)2 kJ/mol
• C)4 kJ/mol
• D)29 kJ/mol
• E)290 kJ/mol

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