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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
What is the mass flow rate of cadmium (ṁCd,3) in kg/h in the liquid stream to 1 decimal place?
What is the mass fraction of zinc (xZn,2) in the gas stream to 1 decimal place?

Transcribed Image Text:Stream 2 (Gas)
mcd.2
mzn.2 = ?
Stream 1
Distillation
m₁
Stream 3 (Liquid)
Xcd,1
XZn,1 = ?
mcd,3 = ?
mzn.3
At steady state, a Cd-Zn alloy with a mass fraction of 50% cadmium (xcd = 0.50) enters a distillation device (a separator)
at m₁ = 729 kg/h and exits as two streams, a gas stream containing 434 kg/h of Cd, and a liquid stream containing 465
kg/h of Zn.
What is the mass flow rate of zinc (mzn,1) in kg/h in the input stream to 1 decimal place?
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