VII- Determine the values for the activation energy and the pre-exponential for thediffusion of C in FCC iron.Diffusion coefficient D (cm²/s)10-310-410-510-610-710-810-9www.km. C in graphite10-1010-1110-1210-1310-14Temperature (°C)2000 1500 1200 1000 900 800 70010-15MERRUTITEH in FCC iron4 5C in FCC ironCa in CaoMg in MgOFe in FCC ironFe in BCC iron6 7 8 9104T(K)600H in BCC ironC in BCC ironFe in FeO50010 11 12 13

The Arrhenius equation is a mathematical formula that describes how the rate of a chemical reaction…

VII- Determine the values for the activation energy and the pre-exponential for the diffusion of C in FCC iron. Diffusion coefficient D (cm²/s) 10-3 10-4 10-5 10-6 10-7 10-8 10-9 10-10 10-11 10-12 10-13 10-14 10-15 Temperature (°C) 2000 1500 1200 1000 900 800 700 600 C in graphite 5 Mg in MgO Ca in Cao H in FCC iron C in FCC iron 6 Fe in FCC iron 78 Fe in BCC iron 9 104 T (K) H in BCC iron C in BCC iron Fe in FeO 500 10 11 12 13

VII- Determine the values for the activation energy and the pre-exponential for the diffusion of C in FCC iron. Diffusion coefficient D (cm²/s) 10-3 10-4 10-5 10-6 10-7 10-8 10-9 10-10 10-11 10-12 10-13 10-14 10-15 Temperature (°C) 2000 1500 1200 1000 900 800 700 600 C in graphite 5 Mg in MgO Ca in Cao H in FCC iron C in FCC iron 6 Fe in FCC iron 78 Fe in BCC iron 9 104 T (K) H in BCC iron C in BCC iron Fe in FeO 500 10 11 12 13

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

VII- Determine the values for the activation energy and the pre-exponential for the
diffusion of C in FCC iron.
Diffusion coefficient D (cm²/s)
10-3
10-4
10-5
10-6
10-7
10-8
10-9
www.km. C in graphite
10-10
10-11
10-12
10-13
10-14
Temperature (°C)
2000 1500 1200 1000 900 800 700
10-15
MERRUTITE
H in FCC iron
4 5
C in FCC iron
Ca in Cao
Mg in MgO
Fe in FCC iron
Fe in BCC iron
6 7 8 9
104
T(K)
600
H in BCC iron
C in BCC iron
Fe in FeO
500
10 11 12 13

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