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Mass Transfer

Mass Transfer
Selectivity of the solvent used in solvent extraction should be

> 1
< 1
1

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Mass Transfer
Psychrometry deals with the properties of gas-vapor mixture. Humidity can be determined by the measurement of the __________ of a fibre.

None of the listed here
Electrical resistance
Strength
Thermal conductivity

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Mass Transfer
Mass transfer rate between two fluid phases does not necessarily depend on the __________ of the two phases.

Interfacial area
Physical properties
Chemical properties
Degree of turbulence

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Mass Transfer
Deairation (removal of O₂) of water is done by

Rectification
Adsorption
Absorption
Ion-exchange

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Mass Transfer
Tower diameter may be decreased by

Increasing the vapour flow rate
Use of increased tray spacing
Using higher reflux ratio
Increasing the liquid flow rate

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Mass Transfer
With increase in the concentration of the adsorbate, the integral heat of adsorption

Remains unchanged
Decreases
Increases
May increase or decrease ; depends on the type of adsorbate

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