A first order gaseous phase reaction is catalysed by a non-porous solid. The kinetic rate constant and the external mass transfer co-efficients are k and kg respectively. The effective rate constant (keff) is given by________________?

Chemical Engineering Mcqs

A first order gaseous phase reaction is catalysed by a non-porous solid. The kinetic rate constant and the external mass transfer co-efficients are k and kg respectively. The effective rate constant (keff) is given by________________?

(A)  keff = k + kg

(B)  keff = (k+ kg)/2

(C)  keff = (kkg)1/2

(D)  1/keff = 1/k + 1/kg

Submitted By :Ali Uppal

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