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Mass Transfer

Mass Transfer
The value of NA/(NA + NB), for steady state equimolal counter diffusion of two gases 'A' and 'B' is

∞
2
0.5
1

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Mass Transfer
At a given equilibrium pressure, with increase in temperature, the concentration of adsorbed gas on solid adsorbant

Increases
Increases exponentially
Remains unchanged
Decreases

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Mass Transfer
The equipment used in the extraction of highly corrosive radio active liquids is

Baffle tower
Pulse column
Spray column
Mixer settler

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Mass Transfer
CO₂ can be absorbed by

Cold Ca(OH)₂
Hot cupric oxide
Heated charcoal
Alumina

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Mass Transfer
If the specific heats of a gas and a vapor are 0.2KJ/Kg.°K and 1.5 KJ/Kg.°K respectively, and the humidity is 0.01; the humid heat in KJ/°Kg. is

0.107
0.215
0.017
0.31

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Mass Transfer
Hypersorption refers to a __________ process.

Moving bed absorption
Moving bed adsorption
Fixed bed adsorption
Fixed bed absorption

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