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A heat engine operates between a high temperature reservoir at 610 K and a low...

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A heat engine operates between a high temperature reservoir at 610 K and a low temperature reservoir at 320 K In one cycle the engine absorbs 6400 J of heat from the high temperature reservoir and does 2200 J of work What is the net change in entropy as a result of this cycle 6 5 J K 3 J K 2 6 J K 6 J K

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