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Mass Transfer

Mass Transfer
Langmuir equation is associated with

Leaching
Multicomponent absorption
Steam distillation
Adsorption

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Mass Transfer
The cooling effect in a cooling tower can not be increased by

None of these
Increasing the air velocity over the wet surfaces
Reducing the humidity of entering air
Lowering the barometric pressure

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Mass Transfer
At a fixed pressure, the humidity depends upon the partial pressure of vapor in the mixture. Humidity of a vapour free gas is __________ percent.

50
Between 0 and 100
100

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Mass Transfer
The adiabatic saturation curve for a vapour-gas mixture is

Slightly concave downward
None of these
Slightly concave upward
Straight line

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Mass Transfer
__________ column is preferred to be used, when a high liquid hold up is required in a reactor for gas-liquid reaction.

Spray
Bubble
Packed
Tray

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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
Which form maximum boiling azeotrope
Having very close boiling points

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