Question

What is the coefficient in front of carbon dioxide when the following equation is balanced?

C3H8(l) + O2(g) → H2O(g) + CO2(g)
a. 1
b. 3
c. 5
d. 6

Answer 1

C3H8(l) + 5O2(g) → 4H2O(g) + 3CO2(g)