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Mass Transfer

Mass Transfer
Boiling point diagram is not affected by the ambient

Temperature
Humidity
Pressure
Both B and C

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Mass Transfer
For a distillation column operating at minimum reflux, the

Reflux ratio will be maximum
Concentration of liquid and vapour leaving a plate will be same
None of these
Number of plates required will be maximum

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Mass Transfer
Though, theoretically the adsorption & desorption isotherms is expected to coincide but sometimes at least a part of the isotherms does not coincide and this phenomenon is known as adsorption hysterisis. In such cases, the desorption equilibrium pressure is __________ that obtained for adsorption.

Lower than
Same as
Higher than
Either same or higher than

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Mass Transfer
Extraction of pencillin employs a __________ extraction coloumn.

Centrifugal
None of these
Plate
Packed

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Mass Transfer
Flash distillation is suitable for the separation of components

Which form minimum boiling azeotrope
Having very wide boiling points
Having very close boiling points
Which form maximum boiling azeotrope

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Mass Transfer
Antibiotics are best handled in a

Pulsed column extractor
Sieve tray contractor
Rotating disc contactor
Podbielniak extractor

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