Absorption factor is defined as (where, S1 = slope of the operating line S2 = slope of the equilibrium curve)

Related MCQs

• The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line).
• In a packed absorption tower, if the equilibrium and operating lines are both straight lines, then the ratio, HETP/HTUOG __________ the absorption factor.
• The individual mass transfer co-efficients (moles/m2 s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling?
• Absorption factor, for a fixed degree of absorption from a fixed amount of gas should be
• In case of absorption, both the operating and equilibrium lines will be straight for
• On moving the feed line (q-line) from saturated liquid feed (vertical position) to saturated vapor feed (horizontal feed), if the slope of both the operating lines are to be increased, then it will result in
• H2S is being absorbed in a gas absorber unit. The height of the transfer unit based on the overall mass transfer coefficient on the gas side is 0.4 m. The equilibrium data is given by, y = 1.5 x. The bulk concentration of H2S has to be reduced from 0.05 to 0.001 mole fraction in the gas side. The height of the tower (in metres) corresponding to an operating line given by, y = 5x + 0.001 is
• For an absorber, both equilibrium and operating line will be straight for
• In a gas-liquid absorption column, for obtaining the maximum absorption efficiency
• Absorption (liquid-gas system) with evolution of heat as compared to isothermal absorption results in