Q1. Given the data below determine by what ratio the self-diffusion coefficient of pure copper will change when the material is heated from 300°C to 500°C. Data: Vibration frequency, v = 10¹² s ΔΗ{ = 113 kJ/mol AS = 1.5R AH = 106 kJ/mol AS-0 Atomic spacing, a = 0.25 nm
Q1. Given the data below determine by what ratio the self-diffusion coefficient of pure copper will change when the material is heated from 300°C to 500°C. Data: Vibration frequency, v = 10¹² s ΔΗ{ = 113 kJ/mol AS = 1.5R AH = 106 kJ/mol AS-0 Atomic spacing, a = 0.25 nm
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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Assume steel is iron. Use formula provided.
![Q1. Given the data below determine by what ratio the self-diffusion coefficient of pure copper will
change when the material is heated from 300°C to 500°C.
Data: Vibration frequency, v = 10¹² s
AH = 113 kJ/mol
AST = 1.5R
ΔΗΰ = 106 kJ/mol
AS~0
Atomic spacing, a = 0.25 nm](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fca6b5de9-d666-4be4-bec5-372f49facd74%2F6922fed2-adda-4faa-bd11-7fd8d1ab053e%2Fg0fo5lf_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q1. Given the data below determine by what ratio the self-diffusion coefficient of pure copper will
change when the material is heated from 300°C to 500°C.
Data: Vibration frequency, v = 10¹² s
AH = 113 kJ/mol
AST = 1.5R
ΔΗΰ = 106 kJ/mol
AS~0
Atomic spacing, a = 0.25 nm
![cient the
of
nerally referred to as the 'self-diffusion' coefficient) is ge
eq. (1.3).
Da=gra a² = gua² exp
(-
AG+AG
kT
V
1 avan Sholatorit d
ry similar expression follows for the diffusion of
the soluto](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fca6b5de9-d666-4be4-bec5-372f49facd74%2F6922fed2-adda-4faa-bd11-7fd8d1ab053e%2F5jwoh88_processed.jpeg&w=3840&q=75)
Transcribed Image Text:cient the
of
nerally referred to as the 'self-diffusion' coefficient) is ge
eq. (1.3).
Da=gra a² = gua² exp
(-
AG+AG
kT
V
1 avan Sholatorit d
ry similar expression follows for the diffusion of
the soluto
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