Question

Methane gas reacts with oxygen gas to produce carbon dioxide and water vapor. The chemical equation is:

CH4 +

O₂ →

H₂O +

CO₂

a) Balance this chemical equation.

b) How many molecules of oxygen gas are needed to react with 5 molecules of methane (CH4)?

c) What would happen if you used twice as many molecules of oxygen gas as you calculated in b) and

still had 5 molecules of methane to react with?

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