Find the change in concentration for a steady state equimolar counter diffusion

Question

Find the change in concentration for a steady state equimolar counter diffusion if D(AB)= 6 sq.m/sec, the change in distance is 2 m and the N flux of A is 5 mol/sq.m sec.

Options:

A . 0.67

B . 1.67

C . 2.67

D . None of the mentioned

Answer: Option B
Answer: (b).1.67

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