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3. Consider the activity coefficients at infinite dilution for a mixture of 2-propanol and water at 30 °C: 11 =7.32 22 =2.97 where subscript numbers (1) and (2) are for 2-propanol and water respectively. ) Find the van Laar parameters A and B for the mixture. (b) (3) Find the activity coefficients (%) for the compounds (1) and (2) in a binary mixture at 30 °C where the liquid has 40% mole of 2-propanol (i.e., 21 = 0.4).

3. Consider the activity coefficients at infinite dilution for a mixture of 2-propanol and water at 30 °C: 11 =7.32 22 =2.97 where subscript numbers (1) and (2) are for 2-propanol and water respectively. ) Find the van Laar parameters A and B for the mixture. (b) (3) Find the activity coefficients (%) for the compounds (1) and (2) in a binary mixture at 30 °C where the liquid has 40% mole of 2-propanol (i.e., 21 = 0.4).

Introduction to Chemical Engineering Thermodynamics
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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3. Consider the activity coefficients at infinite dilution for a mixture of 2-propanol and water at 30 °C: 71 =7.32 72 = 2.97 where subscript numbers (1) and (2) are for 2-propanol and water respectively. (a) ( ) Find the van Laar parameters A and B for the mixture. (b) ( 3) Find the activity coefficients (%) for the compounds (1) and (2) in a binary mixture at 30 °C where the liquid has 40% mole of 2-propanol (i.e., ₁ = 0.4).
Transcribed Image Text:3. Consider the activity coefficients at infinite dilution for a mixture of 2-propanol and water at 30 °C: 71 =7.32 72 = 2.97 where subscript numbers (1) and (2) are for 2-propanol and water respectively. (a) ( ) Find the van Laar parameters A and B for the mixture. (b) ( 3) Find the activity coefficients (%) for the compounds (1) and (2) in a binary mixture at 30 °C where the liquid has 40% mole of 2-propanol (i.e., ₁ = 0.4).
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