CH4(g) + 2O2(g) = CO2(g) + 2H2O(g)

What is the molar ratio of oxygen gas (O2) to carbon dioxide gas (CO2) in the balanced equation?

Group of answer choices

1:1

1:4

2:1

1:2


2H2 + O2 2H2O

What is the mole ratio of water to hydrogen gas (H2) in the equation above?

Group of answer choices

1:1

1:2

1:4

2:1