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Mass Transfer

Mass Transfer
A good solvent used for absorption should not have very high

Freezing point
All of these
Viscosity
Vapor pressure

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Mass Transfer
Leaching of coarse solid lumps is also termed as

Percolation
Agitation and settling
Decoction
Dissolution

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Mass Transfer
When the __________ the relative humidity of air decreases, despite an increase in the absolute humidity.

Temperature rises
Temperature falls
Pressure falls
Pressure rises

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

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

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Mass Transfer
Which of the following has the same dimension as mass diffusivity?

Thermal diffusivity
Both Momentum flux & Kinematic viscosity
Momentum flux
Kinematic viscosity

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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
Integral heat of adsorption
Heat of wetting
Differential heat of adsorption

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