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Author Question: An adiabatic free expansion of a gas in a thermally isolated container is not reversible because a. ... (Read 70 times)

ARLKQ

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on: Jul 28, 2018
An adiabatic free expansion of a gas in a thermally isolated container is not reversible because
 a. work must be done on the gas to return it to its original volume. b. heat must be exchanged with the surroundings to return the gas to its original temperature. c. its internal energy has a greater value after the expanded gas is returned to its original volume and temperature. d. of all of the above. e. of (a) and (b) above only.

Question 2

Which of the following is an almost reversible process?
 a. The explosion of hydrogen and oxygen to form water.
  b. Heat transfer through thick insulation.
  c. The adiabatic free expansion of a gas.
  d. A slow isothermal compression of a gas.
  e. A slow leakage of gas into an empty chamber through a small hole in a membrane.


ansleighelindsey

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Reply #1 on: Jul 28, 2018
Answer to Question 1

A

Answer to Question 2

D


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