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Mass Transfer

Mass Transfer
Most important factor to be considered in the selection of packings for absorbers is the __________ of packing.

Durability
Porosity
Cost
Size

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Mass Transfer
When the mixture to be distilled has a very high boiling point and the product material is heat sensitive, the separation technique to be used is __________ distillation.

None of these
Azerotropic
Steam
Continuous

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Mass Transfer
For continuous drying of grannular or crystalline material, the dryer used is the __________ dryer.

Rotary
Tray
None of these
Tunnel

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Mass Transfer
Chemisorption (chemical adsorption) is

Same as "Van der Waals" adsorption
Characterised by adsorption of heat
A reversible phenomenon
An irreversible phenomenon

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Mass Transfer
Rate of leaching increases with increasing

Size of the solid
Viscosity of solvent
Pressure
Temperature

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Mass Transfer
Weight of 1 m³ of humid air as compared to 1 m³ of dry air, under the same conditions, is

Unpredictable
Same
More
Less

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