Ammonia is stripped from a dilute aqueous solution by countercurrent contact with air in a column containing seven sieve trays. The equilibrium relationship is ye = 0.80 xe, and when the molar flow of air is 1.5 times that of the solution, 90% of the ammonia is removed. (a) How many ideal stages does the column have and what is the stage efficiency? (b) Under what thermodynamic conditions (temperature, pressure) is the column operating? [Discuss]

Ammonia is stripped from a dilute aqueous solution by countercurrent contact with air in a column containing seven sieve trays. The equilibrium relationship is ye = 0.80 xe, and when the molar flow of air is 1.5 times that of the solution, 90% of the ammonia is removed. (a) How many ideal stages does the column have and what is the stage efficiency? (b) Under what thermodynamic conditions (temperature, pressure) is the column operating? [Discuss]

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Stripping #1
Ammonia is stripped from a dilute aqueous solution by countercurrent contact with air in a column containing
seven sieve trays. The equilibrium relationship is ye = 0.80 xe, and when the molar flow of air is 1.5 times that
of the solution, 90% of the ammonia is removed.
%3D
(a) How many ideal stages does the column have and what is the stage efficiency?
(b) Under what thermodynamic conditions (temperature, pressure) is the column operating? [Discuss]

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