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Mass Transfer

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

Steam
Low pressure
Extractive
High pressure

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Mass Transfer
At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid __________ that in dry packed tower.

Is lower than
Cannot be predicted as data are insufficient
Is greater than
Is same as

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Mass Transfer
For contacting a highly soluble gas with a liquid

Both of the options given here
Bubble the gas through liquid
None of the listed here
Spray the liquid on gas stream

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Mass Transfer
Separation of two volatile liquids by distillation makes use of their

Solubility
Density difference
Relative volatility
Selectivity

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Mass Transfer
Pick out the system with minimum boiling azeotrope at 1 atm.

All of these
Ethyl alcohol-water
Hydrochloric acid-water
Benzene-toluene

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Mass Transfer
Water entrained by circulating air in cooling towers is termed as

Vapor load
Drift
Blow down
None of the listed here

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