Mass Transfer - Study Mode
[#251] In distillation columns, the number of bubble caps per tray primarily depends upon the
Correct Answer
(C) Allowable gas and liquid velocities
[#252] Gaseous diffusivity at atmospheric pressure is of the order of __________ cm 2 /second.
Correct Answer
(A) 1
[#253] For gas absorption, low viscosity solvents are preferred, because of their
Correct Answer
(D) All of the above
[#254] According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity)
Correct Answer
(A) D
[#255] The change in enthalpy, when a unit quantity of gas is absorbed by relatively large quantity of adsorbent (on which a definite concentration of the adsorbed gas already exists) is termed as the
Correct Answer
(A) Differential heat of adsorption