Mass Transfer
The reciprocal of stripping factor is termed as

Selectivity index
Relative volatility
Absorption factor
Murphree efficiency

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Mass Transfer
Which of the following processes is not an example of adsorption applied to gaseous separations?

Decolouration of yellow glycerene
Removal of objectionable odour and impurities from industrial gases
Dehumidification of air and gas
Recovery of valuable solvent vapors from dilute mixture with air and other gases

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