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Mass Transfer

Mass Transfer
Selectivity of the solvent used in solvent extraction should be

1
< 1
> 1

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Mass Transfer
The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around

3.97
0.24
600
1

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Mass Transfer
Which of the following liquid-vapor contacting devices provides maximum contact surface area for a particular duty?

Bubble cap column
Sieve plate column
Wetted wall column
Randomly packed column

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

c
Kg
Gm
Litre

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Mass Transfer
Schmidt number is given by

Re/Pe
Re.Pe
Μ/ρDAB
Sh x Pe

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Mass Transfer
Percentage saturation is __________ the relative saturation.

Not related to
Always greater than
Always smaller than
None of these

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