Use the special form of Hess’s law and given ∆H°f of the rea…
Use the special form of Hess’s law and given ∆H°f of the reactants and products to calculate the heat for the reaction(∆H°rxn) of methane with oxygen : CH4 (g) + 2O2(g) → CO2(g) +2H2O(l) ∆H°f, methane(g) = -74.60 kJ/mol ∆H°f, water(l) = -285.8 kJ/mol ∆H°f, carbon dioxide(g) = -393.5 kJ/mol