The diffusion coefficients for species A in metal B are given at two temperatures: D (m²/s) 7.81 x 10-17 7.70× 10-16 i (b) Determine the value of Do. (a) Determine the value of the activation energy Qd (in J/mol). i T (°C) 1030 i 1260 J/mol m²/s (Use scientific notation.) (c) What is the magnitude of D at 1180°C? m²/s (Use scientific notation.)

Elements Of Electromagnetics
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Author:Sadiku, Matthew N. O.
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The diffusion coefficients for species A in metal B are given at two temperatures:
D (m²/s)
7.81 x 10-17
7.70x 10-16
i
(b) Determine the value of Do.
(a) Determine the value of the activation energy Qd (in J/mol).
i
T (°C)
1030
i
1260
J/mol
m²/s (Use scientific notation.)
(c) What is the magnitude of D at 1180°C?
m²/s (Use scientific notation.)
Transcribed Image Text:The diffusion coefficients for species A in metal B are given at two temperatures: D (m²/s) 7.81 x 10-17 7.70x 10-16 i (b) Determine the value of Do. (a) Determine the value of the activation energy Qd (in J/mol). i T (°C) 1030 i 1260 J/mol m²/s (Use scientific notation.) (c) What is the magnitude of D at 1180°C? m²/s (Use scientific notation.)
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