Propane, C3H8, is a colorless and odorless gas often used as a heating and cooking fuel in campers and rural homes. Write a balanced equation for the combustion reaction of propane with oxygen to yield carbon dioxide and water. Unbalanced equation: C3H8 + O2 → CO2 + H2O a. Balance for C. b. Balance for C and H. c. Balance for C, H, and O. d. Final, balanced equation: