0.16g of methane when burnt raise the temperature of 100g of water by 400c. what is the heat of combustion of methane if the heat capacity of water is 42J/g/°c, (CH₄ = 16)

• A.1.160kJ/mol
• B.1.180kJ/mol
• C.1.560kJ/mol
• D.1.600kJ/mol
• E.1.680kJ/mol