7959Chemical EngineeringMedium
Effective diffusivity (DE) in a catalyst pellet is related to molecular diffusivity (DN) and Knudsen diffusivity (DK) as________?
A1/DE = 1/DN + DK
BDE = DN/DE
CDE = DM. DE
DDE = DM + DK
Correct answer
A. 1/DE = 1/DN + DK
Explanation
The correct answer is 1/DE = 1/DN + DK.