Enthalpy change from calorimetry

Pick a fuel and enter the mass of water, the temperature rise and the mass of fuel burned to see the enthalpy change per mole.

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Questions students ask

Why is the measured value smaller than the data book?

Heat is lost to the air and the container, combustion may be incomplete, and the fuel may evaporate.

What formula does it use?

q = mcΔT; ΔH = −q ÷ moles.

Free notes on calorimetry

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