What Coefficient Is Placed in Front of O₂ to Complete

question 114

Multiple Choice

What coefficient is placed in front of O₂ to complete the balancing of the following equation?
C₅H₈ + ? O₂ → 5CO₂ + 4H₂O

• A) 1
• B) 3
• C) 5
• D) 7
• E) 9

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