A sample of propane (C3H8) has a mass of 0.47 g. The sample is burned in a bomb calorimeter that has a mass of 1.350 kg and a specific heat of 5.82 J / (g • °C). How much energy is released by the reaction if the temperature of the calorimeter rises by 2.87°C?

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Biology

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8 February, 09:44

A sample of propane (C3H8) has a mass of 0.47 g. The sample is burned in a bomb calorimeter that has a mass of 1.350 kg and a specific heat of 5.82 J / (g • °C). How much energy is released by the reaction if the temperature of the calorimeter rises by 2.87°C?

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Arthur Marks · Answer 1

Heat gained or released by a system can be calculated by multiplying the given mass to the specific heat capacity of the substance and the temperature difference. It is expressed as follows:

Heat = mC (T2-T1)

Heat = 1350 (5.82) (2.87)

Heat = 22549 J or 22.55 kJ