Chemistry (9th Grade)
Chemical Reactions
Which of the following is the correct balanced equation for the combustion of methane (CH4)?
CH4 + O2 → CO2 + H2O
CH4 + O2 → 2CO2 + 2H2O
CH4 + 2O2 → CO2 + 2H2O
CH4 + O2 → H2O + CO