Freon-113,C₂Cl₃F₃,has an Enthalpy of Vaporization of 27

question 23

Multiple Choice

Freon-113,C₂Cl₃F₃,has an enthalpy of vaporization of 27.0 kJ/mol and a normal boiling point of 48.0 °C.What is the vapor pressure (in atm) of Freon-113 at 22.0 °C? (R = 8.314 J/K⋅mol)

• A) 0.21 atm
• B) 0.35 atm
• C) 0.41 atm
• D) 0.46 atm
• E) 4.4 atm

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