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Mass Transfer

Mass Transfer
__________ columns are used for liquid dispersion in a continuous gas phase.

Bubble cap
Pulse
Packed
Sieve plate

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Mass Transfer
Fractional solvent extraction

None of the listed here
Employs only one solvent
Employs two solvents
Results in low interfacial tension

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Mass Transfer
The Hatta number is important in

Gas absorption without chemical reaction
Multicomponent distillation
Binary distillation
Gas absorption with chemical reaction

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Mass Transfer
The minimum number of theoretical plates is required for achieving a given separation in distillation column with

Minimum reflux ratio
Zero reflux ratio
No reflux
Total reflux

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Mass Transfer
The most efficient cooling tower out of the following is

Atmospheric
Forced draft
Natural draft
Induced draft

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

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

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