Hydrogen permeation or diffusion rates have been found to be minimal at pH _______ and increase at both higher and lower pH’s.
A . 4
B . 5
C . 6
D . 7
Answer: D
Hydrogen permeation or diffusion rates have been found to be minimal at pH _______ and increase at both higher and lower pH’s.
A . 4
B . 5
C . 6
D . 7
Answer: D