Science: Chemistry - Enthalpy

The enthalpy change in the combustion of the hydrocarbon octane is delta H = -5.48 x 10^3 kJ/mol C8H18(l). How much heat, in kilojoules, is liberated per gallon of octane burned? (Density of octane = 0.703 g/mL; 1 gal = 3.785 L.)

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  3. 👁 580
  1. Answered below.

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  2. 162000 kJ

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  3. -128000

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