When the Equation Shown Is Balanced Properly, What Is the Coefficient

question 3

Multiple Choice

When the equation shown is balanced properly, what is the coefficient in front of O₂(g) ?
C₆H₁₄(l) + O₂(g) $\rightarrow$ CO₂(g) + H₂O(g)

• A)6
• B)19
• C)9
• D)12
• E)7