

McqMate
Q. |
Penetration theory states that the mass transfer co-coefficient is equal to (where, De is diffusivity and 't' is time) |
A. | (De.t)1/2 |
B. | (De/t)1/2 |
C. | (4De/πt)1/2 |
D. | (4De/t) |
Answer» C. (4De/πt)1/2 |
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