Question: A 1 0 . For the same diffusion time, the depth of diffusion penetration at 5 0 0 C and 8 5 0 C was

A10. For the same diffusion time, the depth of diffusion penetration at 500C and 850C was found to be in the ratio of 1:6. Use universal gas constant R of 8.314JK.mol. The activation energy (Qd) for self-diffusion is:
[a],57kJmol.
[b],37kJmol.
[c],114kJmol.
[d],74kJmol.
A10. For the same diffusion time, the depth of diffusion penetration

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