Question

The thermochemical reaction, CH4 (g) + 2 O2 (g) CO2 (g) + 2H2O (l) ; c H = & 890.3 KJ mol -1

is an example of

(1) enthalpy of atomization
(2) enthalpy of Combustion
(3) enthalpy of Solution
(4) None of these ​

Answer 1

(2) Enthalpy of Combustion

Methane reacts with oxygen to form carbon dioxide and water. This reaction can also be referred to as the combustion of natural gas.