Which of the following is the balanced chemical equation for the combustion of methane, CH4? Question 11 options:

A)

CH4 (g) + 2O2 (g) → 2CO2 (g) + 2H20 (g)

B)

CH4 (g) + 2O2 (g) → CO2 (g) + H20 (g)

C)

2CH4 (g) + O2 (g) → 2CO2 (g) + H20 (g)

D)

CH4 (g) + 2O2 (g) → CO2 (g) + 2H20 (g)