The Complete Combustion of Propane,C₃H₈,yields Carbon Dioxide and Water

question 56

Multiple Choice

The complete combustion of propane,C₃H₈,yields carbon dioxide and water:
_- C₃ H₈ + _- O₂→ _- CO_{2 + -} H₂O
The smallest whole-number coefficient of oxygen in the balanced equation is

• A)6.
• B)3.
• C)7.
• D)4.
• E)5.

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