Using the Following Equation for the Combustion of Octane, Calculate

question 49

Multiple Choice

Using the following equation for the combustion of octane, calculate the amount of moles of oxygen that reacts with 100.0 g of octane. The molar mass of octane is 114.33 g . The molar mass of carbon dioxide is 44.0095 g . 2C₈H₁₈ + 25O₂ → 16CO₂ + 18H₂O H° = -11018 kJ

• A) 18.18 moles
• B) 6.997 moles
• C) 14.00 moles
• D) 8.000 moles
• E) 10.93 moles

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