A first order reaction A → B occurs in an isothermal porous catalyst pellet of

Question

A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by

Options:

A . Diffusion within the pellet

B . Reaction

C . External mass transfer

D . None of the above

Answer: Option A

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