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JEE Main Chemistry Class 11 Chemical Thermodynamics Part 1 Questions

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Question : 21

Total: 100

During compression of a spring the work done is 10kJ and 2kJ escaped to the surroundings as heat. The change in internal energy, "U (in kJ) is:

[April 9, 2019 (II)]

−12
−8
8
12

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