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Mass Transfer

Mass Transfer
Absorption factor, for a fixed degree of absorption from a fixed amount of gas should be

≤ 1
1
< 1
> 1

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Mass Transfer
__________ is concerned with the adsorption equilibria.

Fick's law
None of these
Gibb's equation
Freundlich equation

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Mass Transfer
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

Differential heat of adsorption
None of these
Integral heat of adsorption
Heat of wetting

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Mass Transfer
The temperature to which a vapour gas mixture must be cooled (at varying humidity) to become saturated is called the __________ temperature.

Dry bulb
None of these
Dew point
Wet bulb

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Mass Transfer
In case of __________ distillation, a solvent is added to alter the relative volatility of the mixture to be separated.

Molecular
Azeotropic
Extractive
Flash

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Mass Transfer
Use of packed towers for distillation is generally limited to the

High pressure operation
Vacuum distillation
Small sizes
Multicomponent distillation

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