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【Daily Question】Theoretical Foundation 2019.4.1

2019-04-01View Original

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Multiple-choice question: Which of the following statements is consistent with the first law of thermodynamics? ( ) (A) When a chemical reaction occurs in a completely adiabatic and rigidly bounded closed container, its internal energy must change. (B) In a process without work exchange, the change in internal energy equals the heat exchanged during the process; this indicates that the increase in internal energy is not necessarily independent of the thermodynamic process. (C) When a closed system undergoes an adiabatic change between two specified equilibrium states, the work done by the system is independent of the path taken. (D) During an adiabatic expansion or compression of a gas, the amount of change in its internal energy is independent of the manner in which the process takes place
Reply #22019-04-01
(C) When a closed system undergoes an adiabatic change between two specified equilibrium states, the work done by the system is independent of the path taken
Reply #32019-04-01
(C) When a closed system undergoes an adiabatic change between two specified equilibrium states, the work done by the system is independent of the path taken
Reply #42019-04-01
Which of the following statements is consistent with the first law of thermodynamics? (C) When a closed system undergoes an adiabatic change between two specified equilibrium states, the work done by the system is independent of the path taken
Reply #52019-04-01
(C) When a closed system undergoes an adiabatic change between two specified equilibrium states, the work done by the system is independent of the path taken

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