Determine the entropy change of the system

Determine the entropy change of the system when 0.750 g of ethanol (C2H5OH) evaporates given ?H vaporization is 40.5 kJ/mol and the normal boiling point of ethanol is 78.5 °C.a 86.4 J/Kb 8.40 J/Kc 1.87 J/Kd -1.87 J/K