According to the following reactions, would the burning of 5.50 g of methane (CH4) or propane (C3H8) release more heat?
C3H8(g) + 5O2(g) → 3CO2(g) + 4H2O(g) ΔΗ = - 2043 kJ/mol
CH4(g) + 2O2(g) → CO2(g) + 2H2O(g) ΔΗ = - 890 kJ/mol