an unbalanced equation is given. Balance the equation. Then add up the coefficients on both sides of this properly balanced equation and identify the total.

Question

 C₃H₈ + O₂ → CO₂ + H₂O

A. 4

B. 8

C. 11

D. 13

E. 15

Answer 1

D) 13

C3H8 + 5O2 yields 3CO2 + 4H20

1+5 + 3 + 4 = 13