An ice cream maker has a refrigeration unit which can remove heat at 120 Js'. Liquid ice
cream, of mass 0.6kg at a temperature of 20 °C, is added to the container.
container
refrigeration
unit
(a) Calculate how much energy must be removed from the mixture to cool it to its
freezing point of -16°C.
(Specific heat capacity of ice cream = 2100 J kg 1 °C')
Answers: 3
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An ice cream maker has a refrigeration unit which can remove heat at 120 Js'. Liquid ice
cream, of...
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