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Mass Transfer

Mass Transfer
The slope of the operating line for a single component co-current absorber when plotted in terms of mole ratio units is

-ve
∞
+ve

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Mass Transfer
During drying operation, it is easier to remove the __________ moisture.

Equilibrium
Unbound
Critical
Bound

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Mass Transfer
Fenske-Underwood equation used for calculating the minimum number of theoretical plates in distillation column is valid for

Constant relative volatility
Total reflux
Constant molal overflow
All of these

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Mass Transfer
High pressure at the bottom of a distillation tower handling heat sensitive materials results in

Increased relative volatility
Thermal decomposition of bottoms
Erosion of the tower
Very efficient operation

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

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

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Mass Transfer
Dorr thickener is an equipment used for

Leaching
Sedimentation
Classification
Clarification

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