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[Daily Question] Registered Exam Version 2020.01.29

2020-01-29View Original

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When 1 mol of ideal gas B moves from initial state 1 to final state 2 via a certain path, the system exchanges Q = 10 kJ with the environment, and W = -6 kJ. Then the change in the thermodynamic energy ΔU of 1 mol of ideal gas B is ( ) kJ. A.8 B.6 C.4 D.2 The reference answers can be seen after *responding*; points are awarded by identifying the key points. Answer: C is correct. 3 points for correctness, 1 point for error. For mass posting, the lowest score is assigned ; Replies that are unrelated to the answer are considered spam and will be deleted immediately.

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