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MHT CET202310 May 2023Morning ShiftChemistryThermodynamics (C)Actual

What is change in internal energy when system releases 8 ~kJ of heat and performs 660 ~J of work on the surrounding?

Options

  1. A-7340 ~J
  2. B-5400 ~J
  3. C-8660 ~J
  4. D-1212 ~J

Correct answer

C. -8660 ~J

Step-by-step solution

U = Q + W =-8000 ~J -660 ~J =-8660 ~J

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