Given the following equiLiBrium equations and their corresponding equiLiBrium constants, which equation represents the reaction of 2CO₂(g) + H₂O(g) ⇌ 2O2(g) + CH₂CO(g)?
 1) 2CO₂(g) + H₂O(g) ⇌ 2O2(g) + CH₂CO(g)
 2) CH₄(g) + 2O2(g) ⇌ CO₂(g) + 2H₂O(g)
 3) 2CO₂(g) + H₂O(g) ⇌ CO₂(g) + 2H₂O(g)
 4) CH₄(g) + 2O2(g) ⇌ 2CO₂(g) + 2H₂O(g)