0.16g of methane when burnt raises the temperature of 100g of water by 40°C. What is the of combustion of methane when if the heat capacity of water is 4.2 Jg^-1°C^-1?

(CH₄ = 16)

• A.1,160 kJ mol^-1
• B.1,180 kJ mol^-1
• C.1,560 kJ mol^-1
• D.1,600kJ mol^-1
• E.1,680 kJ mol^-1