wetted wall column is used to absorb NH3 by water

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Chapter1: Introduction
Section: Chapter Questions
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Q4/A wetted wall column is used to absorb NH3 by water from 6 vol.% in air. The gas flow rate is 1.2
kmol/min at 1 atm and 20°C. Calculate the overall mass transfer coefficient. The data given are:
The water flow rate to gas flow rate ratio is 1.4.
The outlet gas concentration is 1.5 vol.%.
The column height is 100 cm.
The column diameter is 2 cm.
Henry's constant is 1.3.
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Transcribed Image Text:Q4/A wetted wall column is used to absorb NH3 by water from 6 vol.% in air. The gas flow rate is 1.2 kmol/min at 1 atm and 20°C. Calculate the overall mass transfer coefficient. The data given are: The water flow rate to gas flow rate ratio is 1.4. The outlet gas concentration is 1.5 vol.%. The column height is 100 cm. The column diameter is 2 cm. Henry's constant is 1.3. ● ● ●
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