Determine the effective diffusion coefficient for hydrogen gas (H 2 , species A) diffusing into nitrogen gas (N 2 , species B) at 100 C and 1.0 atm within the following materials: a. Straight 100 A˚...

Determine the effective diffusion coefficient for hydrogen gas (H₂, species A) diffusing into nitrogen gas (N₂, species B) at 100C and 1.0 atm within the following materials:

a. Straight 100 A˚ pores in parallel array;

b. Random pores 100 A^˚
in diameter with void fraction of 0.4;

c. Random pores 1000 A^˚
in diameter with void fraction of 0.4;

d. Straight 20,000 A^˚
pores in parallel array.