Acetone (denoted as Ac) is partially condensed out of a gas stream containing 66.9 mole% acetone vapor and the balance nitrogen. Process specifications and material balance calculations lead to the flowchart shown below. ė(J/s) 100 mol/s CONDENSER 0.669 mol Ac(v)/mol 0.331 mol N₂/mol 65°C, 1 atm 36.45 mol/s 0.092 mol Ac(v)/mol 0.908 mol N₂/mol 20°C, 5 atm 63.55 mol Ac(I)/s 20°C, 5 atm The process operates at steady state. Calculate the required cooling rate. ² Use Ĥ; instead of Û; for a closed constant-pressure system, since Q = AH for such systems.
Acetone (denoted as Ac) is partially condensed out of a gas stream containing 66.9 mole% acetone vapor and the balance nitrogen. Process specifications and material balance calculations lead to the flowchart shown below. ė(J/s) 100 mol/s CONDENSER 0.669 mol Ac(v)/mol 0.331 mol N₂/mol 65°C, 1 atm 36.45 mol/s 0.092 mol Ac(v)/mol 0.908 mol N₂/mol 20°C, 5 atm 63.55 mol Ac(I)/s 20°C, 5 atm The process operates at steady state. Calculate the required cooling rate. ² Use Ĥ; instead of Û; for a closed constant-pressure system, since Q = AH for such systems.
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
Problem 1.1P
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Transcribed Image Text:Acetone (denoted as Ac) is partially condensed out of a gas stream containing 66.9 mole% acetone vapor and
the balance nitrogen. Process specifications and material balance calculations lead to the flowchart shown
below.
ė(J/s)
100 mol/s
CONDENSER
0.669 mol Ac(v)/mol
0.331 mol N₂/mol
65°C, 1 atm
36.45 mol/s
0.092 mol Ac(v)/mol
0.908 mol N₂/mol
20°C, 5 atm
63.55 mol Ac(I)/s
20°C, 5 atm
The process operates at steady state. Calculate the required cooling rate.
² Use Ĥ; instead of Û; for a closed constant-pressure system, since Q = AH for such systems.
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