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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: McGraw-Hill Education
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Question
Chapter 2, Problem 2.38P
Interpretation Introduction
Interpretation:
The heat-transfer rate from the compressor in (Btu)h-1 should be determined.
Concept Introduction:
This is a general question of compressor in which you use the concept of steady flow process assuming the flowing fluid is incompressible. Thus, applying the steady state flow equation and the continuity equation in order to find out the required data.
Expert Solution & Answer
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Ternary Phase Diagram+ Material balance
Feed mixture weighing 200 kg of unknown composition containing water, acetic acid, isopropyl ether is
contacted in a single stage with 280kg mixture containing 40wt% acetic acid. 10wt% water and 50wt% isopropyl
ether. The resulting raffinate layer weight 320 kg and containing 29.5 wt% acetic acid, 66.5 wt% water and 4wt%
isopropyl ether. Determine the composition of the original feed mixture and the extract layer
Water layer
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0
water
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water
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Graphically+Material balance
2500 kg/hr of (20-80) nicotine water solution is to be extracted with benzene containing 0.5% nicotine in
the 1st and 2nd stages while the 3rd stage is free of nicotine. Cross-current operation is used with different amounts
of solvent for each stages 2000kg/hr in the 1st stage, 2300 kg/hr in the 2nd stage, 2600 kg/hr in the 3rd,
determine:-
a- The final raffinate concentration and % extraction.
b- b-The minimum amount of solvent required for counter-current operation if the minimum concentration
will be reduced to 5% in the outlet raffinate.
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graphically +material balance
1000 Kg/hr on an acetone water mixture containing 10% of acetone is to be extracted with
trichloroethane. The recovered solvent to be used is free of acetone. If 95% recovery of acetone is desired, the
equilibrium relationship is given by kg acetone/kg trichloroethane 1.65 kg acetone/kg water.
Estimate the number of stages required if 1.5 times the minimum solvent is used when: -
a-
b-
Cross-current is to be extracted.
b- Counter-current is to be extracted.
Chapter 2 Solutions
Introduction to Chemical Engineering Thermodynamics
Ch. 2 - Prob. 2.1PCh. 2 - Prob. 2.2PCh. 2 - Prob. 2.3PCh. 2 - Prob. 2.4PCh. 2 - Prob. 2.5PCh. 2 - Prob. 2.6PCh. 2 - Prob. 2.7PCh. 2 - Prob. 2.8PCh. 2 - Prob. 2.9PCh. 2 - Prob. 2.10P
Ch. 2 - Prob. 2.11PCh. 2 - Prob. 2.12PCh. 2 - Prob. 2.13PCh. 2 - Prob. 2.14PCh. 2 - Prob. 2.15PCh. 2 - Prob. 2.16PCh. 2 - Prob. 2.17PCh. 2 - Prob. 2.18PCh. 2 - Prob. 2.19PCh. 2 - Prob. 2.20PCh. 2 - Prob. 2.21PCh. 2 - Prob. 2.22PCh. 2 - Prob. 2.23PCh. 2 - Prob. 2.24PCh. 2 - Prob. 2.25PCh. 2 - Prob. 2.26PCh. 2 - Prob. 2.27PCh. 2 - Prob. 2.28PCh. 2 - Prob. 2.29PCh. 2 - Prob. 2.30PCh. 2 - Prob. 2.31PCh. 2 - In the following take Cv=20.8 and Cp=29.1Jmol1C1...Ch. 2 - Prob. 2.33PCh. 2 - Prob. 2.34PCh. 2 - Prob. 2.35PCh. 2 - Prob. 2.36PCh. 2 - Prob. 2.37PCh. 2 - Prob. 2.38PCh. 2 - Prob. 2.39PCh. 2 - Prob. 2.40PCh. 2 - Prob. 2.41PCh. 2 - Prob. 2.42PCh. 2 - Prob. 2.43PCh. 2 - Prob. 2.44PCh. 2 - Prob. 2.45PCh. 2 - Prob. 2.46PCh. 2 - Prob. 2.47PCh. 2 - Prob. 2.48P
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