A) The enthalpy of combustion of Octane (C8H18) is –5440 kJ mol–1. How much heat will be released by combustion of 1 kg of Octane?
B) Given the enthalpy change for the reaction:
2 HgO (s) Δ2Hg(l) + O2(g) ΔHo = 181.6 kJ mol–1
what is the enthalpy of formation of HgO?