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Mass Transfer

Mass Transfer
Condensation of a vapour-gas mixture just begins, when (where, p = partial pressure of the vapour P = vapour pressure of the liquid )

P >>P
P
P = P
P < P

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Mass Transfer
Which of the following is a suitable absorbent for removal of H₂S from natural gas?

Vetrocoke solution
Monoethanol amine (MEA)
Hot water
Dilute

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Mass Transfer
The dew point of an unsaturated gas-vapor mixture does not depend upon the __________ of the mixture.

Composition
All of these
Total pressure
Temperature

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Mass Transfer
Alcohol is dehydrated using __________ distillation.

Extractive
Molecular
Azeotropic
Steam

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Mass Transfer
According to the film theory of mass transfer, the mass transfer co-efficient is proportional to (where, D = molecular diffusivity)

D0.5
D2
1/D
D

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Mass Transfer
Rose oil is extracted from rose leaves using __________ distillation.

High pressure
Steam
Extractive
Low pressure

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