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Mass Transfer

Mass Transfer
Reverse osmosis is also called

Dialysis
Electrodilysis
Diffusion
Ultrafiltration

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Mass Transfer
Diameter to height ratio for a rashig ring is

2
1
5
0.5

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

Decreases
Increases
Increases exponentially
Remains unchanged

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Mass Transfer
Sodium bicarbonate is produced during soda ash manufacture using a __________ tower.

Plate
None of these
Baffle
Packed

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Mass Transfer
The diffusivity (D) in a binary gas mixture is related to the temperature (T) as

D ∝ T
D ∝ T1.5
D ∝ T2
D ∝ T0.5

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Mass Transfer
In case of physical adsorption, the difference between heat of adsorption and heat of normal condensation is

Called integral heat of adsorption
Zero
Equal to the heat of wetting
Equal to the heat of formation of surface compound

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