Pick out the wrong statement.

Question

Options:

A . The Reynolds analogy for mass transfer is given by Lewis relation and is applicable, when Schmidt number is one

B . Sherwood number for flow in pipes can be expressed as the ratio of the concentration gradient at wall to the overall concentration difference

C . According to film theory for equimolar counter diffusion, the mass transfer coefficient is given by √DAB(b)P - 3, Q - 2

D . The z-component of the total mass flux of a component A in binary mixture of A and B is given by - Dab'.dCA/dz

Answer: Option C

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