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Mass Transfer

Mass Transfer
When the feed to a distillation column is a saturated liquid, slope of the feed line is

Unity
Infinity
Zero
None of these

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Mass Transfer
Absorption accompanied with chemical reaction is exemplified by the absorption of

Benzol present in coke oven gas by wash oil
Ammonia in water
SO₂ in alkaline solution
All of these

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Mass Transfer
The binary diffusivity in gases and liquids vary respectively as

T and T3/2
T3/2 and √T
T3/2 and T
√T and T3/2

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Mass Transfer
Drying operation under vacuum is carried out to

Increase drying temperature
Reduce drying temperature
Dry those materials which have very high unbound mositure content
Dry materials having high bound moisture content

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Mass Transfer
Only small amount of evaporation of water produces large cooling effects because of its

Low viscosity
Small latent heat
Large latent heat
None of these

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Mass Transfer
Components, having widely different boiling point in a binary mixture, can be separated using __________ distillation.

Steam
Extractive
Simple
Molecular

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