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Mass Transfer

Mass Transfer
Tea percolation employs

Liquid-liquid extraction
Leaching
Absorption
None of these

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Mass Transfer
__________ extractor is used for the concentration of radioactive nuclear waste.

Mixer-settler
Seive plate
Pulsed column
None of the listed here

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Mass Transfer
The process employing desorption of the absorbed solute by a solvent is called

Reverse osmosis
Elution
Osmosis
Sublimation

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Mass Transfer
For a fixed number of ideal stages in a distillation column, as the reflux ratio is increased, the difference in composition between the top and bottom product streams

Decreases
Remains unaffected
Increases
Passes through a maximum

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Mass Transfer
Solvent used in extractive distillation

Forms a high boiling azeotrope
Forms a low boiling azeotrope
Is of low volatility
Does not alter the relative volatility of the original components

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Mass Transfer
In extraction, as the temperature increases, the area of hetrogeneity (area covered by binodal curve)

Increases
None of these
Remains unchanged
Decreases

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