Mass transfer co-efficient (K) and diffusivity D. are related according to film theory as______________________?
A. K ∝ D
B. K ∝√D
C. K ∝ D1.5
D. K ∝ D2
A. K ∝ D
B. K ∝√D
C. K ∝ D1.5
D. K ∝ D2