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【Daily Question】Chemical Engineering Principles 125: Water Absorbing CO2 from the Air (July 30)

2015-07-30View Original

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The Chemical Engineering Theory section is launching the \"One Question per Day\" campaign starting today, aimed at helping everyone reinforce their basic knowledge in chemical engineering. Subsequent series will include those on \"Principles of Chemical Engineering\", \"Mass Transfer and Separation\", \"Thermodynamics in Chemical Engineering\", and \"Chemical Process Engineering\". We hope you will give it your active support! Answers to the questions in the \"One Question per Day\" campaign can be viewed directly by replying, and the topic will be closed after 1 day! ! Participation earns 2 wealth points, with an additional 3 wealth points for correct answers~~~ Fill-in-the-blank: Laboratory water is used to absorb CO2 from the air; this process essentially falls under _______ control. The concentration gradient in the gas film is ______ than that in the liquid film, and the resistance of the gas film is ______ than that of the liquid film. Liquid film control, less than, less than
Reply #22015-07-30
It is under dual-membrane control; the concentration gradient in the gas film is greater than that in the liquid film, and the resistance of the gas film is less than that of the liquid film.
Reply #32015-07-30
1. Double membrane 2. Greater than 3. Less than
Reply #42015-07-30
Liquid film: less than, less than! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! !
Reply #52015-07-30
In laboratory water used to absorb CO2 from the air, the process is primarily governed by the liquid film; the concentration gradient in the gas film is (less than) that in the liquid film, and the resistance associated with the gas film is (less than) that of the liquid film.
Reply #62015-07-30
Answer: Liquid film less than less than :D
Reply #72015-07-30
Answer: Liquid film, less than, less than.  
Reply #82015-07-30
Laboratory water absorbs CO2 from the air; this process is primarily governed by the _liquid film_. The concentration gradient in the gas film is _less than__ that in the liquid film, and the resistance associated with the gas film is _less than__ that of the liquid film.
Reply #92015-07-30
The absorption of CO2 from the air by water used in laboratories is primarily governed by (liquid film) effects; the concentration gradient in the gas phase is (lower than) the concentration gradient in the liquid film; Gas film resistance (less than) liquid film resistance

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