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Mass Transfer

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

Higbie
Danckwerts
Toor and Marchello
Kissinevskii

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Mass Transfer
With increase in gas rate, the number of transfer units, NtoG, for a fixed degree of absorption by a fixed amount of solvent

Increases
Decreases linearly
Remains unaffected
Decreases

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Mass Transfer
Wet bulb and dry bulb temperatures becomes identical at __________ percent saturation curve.

78
50
None of these
100

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Mass Transfer
The apex of an equilateral-triangular coordinate (in ternary liquid system) represents a/an

Insoluble binary system
Pure component
Ternary mixture
Binary mixture

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Mass Transfer
The efficiency of a plate column will be maximum, when the flow is ideal __________ the plate.

Both A & B
Above
Neither A nor B
Across

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Mass Transfer
Diffusivity in concentrated solutions differs from that in dilute solutions, because of the changes in

Degree of ideality of the solution
Both A & B
Viscosity with concentration
Neither A nor B

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