Consider the following data :
Heat of formation of CO2(g) = –393.5 kJ mol–1
Heat of formation of H2O(l) = – 286.0 kJ mol–1
Heat of combustion of benzene = –3267.0 kJ mol–1
The heat of formation of benzene is _____ kJ mol–1 . (Nearest integer)
Enter numerical value using the virtual keypad. Round off where necessary.