What Is the Enthalpy of Vaporization of a Compound That

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