CH4 + 2O2 ---> CO2 + 2H2O

Question

Delta H H2O= -285.8 kJ/mole
Delta H CO2= -393.3 kJ/mole

What is the standard heat of formation of methane, Delta H CH4, as calculated from the data above

Answer 1

deltaHrxn = (n*DHf products) - (n*DHf reactants)