What kind of reaction (endothermic or exothermic)
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Physics, 22.06.2019 12:30
An ice-making machine inside a refrigerator operates in a carnot cycle. it takes heat from liquid water at 0.0 degrees celsius and rejects heat to a room at a temperature of 19.2 degrees celsius. suppose that liquid water with a mass of 76.3kg at 0.0 degrees celsius is converted to ice at the same temperature. take the heat of fusion for water to be l_f = 3.34*10^5 j/kg.how much energy e must be supplied to the device? express your answer in joules.
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Physics, 22.06.2019 12:30
Compare the horizontal displacement of the two balls as they travel to the ground. what do you observe?
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Physics, 22.06.2019 16:20
Specific heat refers to the amount of heat required to change 1 gram of a substance by degree(s) celsius
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