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Mass Transfer

Mass Transfer
Penetration model (theory) for mass transfer was enunciated by

Kissinevskii
Danckwerts
Higbie
Toor and Marchello

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Mass Transfer
Rayleigh's equation applies to __________ distillation.

Flash
Differential
Continuous
Steam

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Mass Transfer
Steam distillation is used to separate

Azeotropes
High boiling substances from nonvolatile impurities
Heat sensitive materials
Mixtures of low relative volatility

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Mass Transfer
In McCabe-Thiele method of theoretical plate calculation for a distillation column, the operating lines of stripping and rectifying sections coincide with the diagonal at __________ reflux.

Operating
Maximum permissible
Minimum
Total

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Mass Transfer
During drying operation, it is easier to remove the __________ moisture.

Critical
Bound
Unbound
Equilibrium

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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

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

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