bmcg314 bmcg314 Today at 4:51 PM Chemistry Answered All the following reactions are unbalanced except- A .2C₂H2 + 402 4CO2 + H₂O B.4Fe + 30₂ 2Fe₂O3 C.NaHCO3-Na₂CO3 + H₂O+ CO₂ D.CH3OH +3022CO2 + 4H₂O