Explain nitrogen from a gaseous phase is to be diffused

Reference no: EM13506674

6.7 Nitrogen from a gaseous phase is to be diffused into pure iron at 675 C. If the surface concentration is maintained at 0.2 % N, what will be the concentration 2 mm from the surface after 25 h? The diffusion coefficient for nitrogen in iron at 675 C is 1.9 x 10^-11 m^2/s.

Reference no: EM13506674

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Explain nitrogen from a gaseous phase is to be diffused : Nitrogen from a gaseous phase is to be diffused into pure iron at 675 C. If the surface concentration is maintained at 0.2 % N, what will be the concentration 2 mm from the surface after 25 h? The diffusion coefficient for nitrogen in iron at 675 ..

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