13.11. Show that the polymer-solvent mixing entropy of Eqn. (13.66) might also be written in terms of mole fractions as ASmix Мx1 X2 -N1 In 1(M 1)x1 - N2 In М- (М—1)x2, Кв ASmix N2 N2 In V -N1 In V kB =-N1 ln N2 In 2 (13.66)

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
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This problem is (13.11) from a book  "Thermodynamics and Statistical Mechanics An Integrated Approach by M. Scott Shell"

13.11. Show that the polymer-solvent mixing entropy of Eqn. (13.66) might also be
written in terms of mole fractions as
ASmix
Мx1
X2
-N1 In
1(M 1)x1
- N2 In
М- (М—1)x2,
Кв
Transcribed Image Text:13.11. Show that the polymer-solvent mixing entropy of Eqn. (13.66) might also be written in terms of mole fractions as ASmix Мx1 X2 -N1 In 1(M 1)x1 - N2 In М- (М—1)x2, Кв
ASmix
N2
N2 In
V
-N1 In
V
kB
=-N1 ln
N2 In 2
(13.66)
Transcribed Image Text:ASmix N2 N2 In V -N1 In V kB =-N1 ln N2 In 2 (13.66)
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