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Mass Transfer

Mass Transfer
An azeotropic mixture is a __________ mixture.

None of these
Binary
Ternary
Constant boiling point

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Mass Transfer
In a distillation column, with increase in the reflux ratio, the heat removed in the cooler

And the heat required in reboiler decreases
Remains unaffected
Decreases
Increases

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Mass Transfer
Absorption (liquid-gas system) with evolution of heat as compared to isothermal absorption results in

Large number of trays
Decreased solute solubility
Large minimum liquid to gas (L/G) ratio
All of these

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Mass Transfer
At a given equilibrium pressure, with increase in temperature, the concentration of adsorbed gas on solid adsorbant

Decreases
Increases
Increases exponentially
Remains unchanged

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Mass Transfer
Which of the following unit operations makes use of Thiele-Geddes equation?

Liquid-liquid extraction
Multicomponent distillation
Solid-liquid extraction
Multicomponent absorption with chemical reaction

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Mass Transfer
In a counter-current extractor, as the axial mixing increases, the extraction efficiency

Remains unchanged
Increases
Depends on the pressure of the system
Decreases

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