5. Explain the film theory and how the mass transfer coefficient

is derived.

6. Explain with schematic plot the two film theory indicate PAL

Al

in equilibrium with what, PA and CA are equilibrium with

Ab

what and show their equation. Define such equation.

7. Derive the following overall mass transfer coefficients based

on liquid side and gas side driving forces:

1 H₂

= +

KL kp

KG

1

1

Hak

(3-187)

(3-191)