Question

The molar enthalpies of combustion of C2H2(g), C(graphite) and H2O(g) are - 1300394 and -286 kJ mol-', respectively. The standard enthalpy of formation of C2H2(g) is

(a) -226 kJ mol-

(b) -626 kJ mol-1

(c) 226 kJ mol-

(d) -2374 kJ mol-!​

Answer 1

Answer:

I think d is your answer