Calculate ΔH° for each oxidation reaction. Each equation is balanced as written; remember...

Calculate ΔH° for each oxidation reaction. Each equation is balanced as written; remember to take into account the coefficients in determining the number of bonds broken or formed. [ΔH° for O2 = 497 kJ/mol; ΔH° for one C = O in CO2 = 535 kJ/mol]