How much heat is released at constant pressure if a 18.0-L tank containing 42.0 atm of hydrogen sulfide gas condenses at its boiling point of -60.0oC? The enthalpy of vaporization of hydrogen sulfide is 18.7 kJ/mol at -60.0oC. (R = 0.0821 L • atm/(K • mol))

How much heat is released at constant pressure if a 18.0-L tank containing 42.0 atm of hydrogen sulfide gas condenses at its boiling point of -60.0oC? The enthalpy of vaporization of hydrogen sulfide is 18.7 kJ/mol at -60.0oC. (R = 0.0821 L • atm/(K • mol))




a. 1.22 × 102 J
b. 2.87 × 106 J
c. 4.33 × 102 J
d. 1.87 × 104 J
e. 8.08 × 105 J



Answer: E