Effective diffusivity (DE) in a catalyst pellet is related to molecular diffusivity (DN) and Knudsen diffusivity (DK) as_________________?

Chemical Engineering Mcqs

Effective diffusivity (DE) in a catalyst pellet is related to molecular diffusivity (DN) and Knudsen diffusivity (DK) as_________________?

(A)  DE = DM + DK

(B)  1/DE = 1/DN + DK

(C)  DE = DM . DE

(D)  DE = DN/DE

Submitted By :Ali Uppal

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