### Explain what is the heat of combustion per gram of octane

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A 1.800 g sample of octane, C8H18, was burned in a bomb calorimeter whose total heat capacity is 11.66 kJ/°C. The temperature of the calorimeter plus contents increased from 20.01°C to 29.99°C.

What is the heat of combustion per gram of octane?
What is the heat of combustion per mole of octane?

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