Question- 2500 mol/min of a liquid stream containing 1% component B is to be treated by stripping with air. The incoming air contains 0.01% B, and the liquid leaving the stripper is to contain 0.01% B. The Henry's law constant is 1.5.
a) What is the minimum required gas rate?
b) If the gas rate is 1.15 times the minimum gas rate, how many theoretical stages are required?
Please give an idea about how you obtained the answer