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Zoey
21 July, 02:38
How can you calculate changes in thermal energy?
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Isla Gentry
21 July, 03:04
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Answer:Calculate the thermal energy change when 0.200 kg of water cools from 100°C to 25.0°C.
change in temperature = (100 - 25) = 75.0°C.
change in thermal energy = mass * specific heat capacity * change in temperature.
= 0.200 * 4,180 * 75.0.
= 62,700 J (62.7kJ)
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