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Mass Transfer

Mass Transfer
Molarity is defined as the number of gm moles of solute per __________ of solvent.

Kg
Gm
c
Litre

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Mass Transfer
Mass transfer co-efficient is directly proportional to DAB0.5, according to __________ theory.

Penetration
Film
Surface renewal
None of these

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Mass Transfer
In case of unsaturated air

None of the listed here
Dew point < wet bulb temperature
Both of the options given here
Wet bulb temperature < dry bulb temperature

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Mass Transfer
Separation of two volatile liquids by distillation makes use of their

Solubility
Relative volatility
Density difference
Selectivity

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Mass Transfer
In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is

1
0.5
0.6
2

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Mass Transfer
In case of cooling towers, the ratio of the rates of heat and mass transfer is indicated by the __________ number.

Grashoff
Lewis
Sherwood
None of these

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