Chemistry (Year 12)
Stoichiometry
Which of the following represents a balanced reaction for the combustion of methane (CH4)?
CH4 + O2 → CO2 + H2O
CH4 + 2O2 → CO2 + 2H2O
CH4 + O2 → C + 2H2O
2CH4 + O2 → 2CO2 + H2O