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2 January, 21:52

A chemical reaction gives off 1,500 kJ of heat energy. About how many calories is this? (1 calorie = 4.18 Joules)

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  1. 2 January, 21:58
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    First you need to convert kiloJoules to Joules

    1 kJ is 1000 J

    1500kJ * 1000J = = 1500000 J

    Then 1500000J * 1Cal/4.18 J = = 358851.6746 calories
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