Using the Following Equation for the Combustion of Octane, Calculate

question 42

Multiple Choice

Using the following equation for the combustion of octane, calculate the heat of reaction for 100.0 g of octane. The molar mass of octane is 114.33 g . 2C₈H₁₈ + 25O₂ → 16CO₂ + 18H₂O H° = -11018 kJ

• A) 4.82 × 10³ kJ
• B) 4.82 kJ
• C) 9.64 × 10³ kJ
• D) 1.26 × 10⁴ kJ

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