A gas contained in a cylinder is compressed, the work required for compression being 5000 kJ. During the process, heat inetraction of 2000 kJ causes the surrounding to be heated. The changes in...

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Extracted text: A gas contained in a cylinder is compressed, the work required for compression being 5000 kJ. During the process, heat inetraction of 2000 kJ causes the surrounding to be heated. The changes in internal energy of the gas during the process.