How Much Heat Is Released at Constant Pressure If a 15.0-L

How much heat is released at constant pressure if a 15.0-L tank containing 47.0 atm of hydrogen sulfide gas condenses at its boiling point of -60.0^oC? The enthalpy of vaporization of hydrogen sulfide is 18.7 kJ/mol at -60.0^oC.(R = 0.0821 L • atm/(K • mol) )

A) 1.31 × 10² J
B) 2.68 × 10⁶ J
C) 4.64× 10² J
D) 1.87× 10⁴ J
E) 7.54 × 10⁵ J