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Mass Transfer

Mass Transfer
Free flowing granular materials can be best dried in a __________ drier.

Drun
Rotary
Cylinder
Freeze

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Mass Transfer
In the desorption of highly soluble gas from the liquid, the main resistance will be in the __________ phase.

Neither A nor B
Gas
Liquid
Both A & B

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Mass Transfer
Out of the following gas-liquid contacting devices, for a given set of operating conditions, gas pressure drop is the least in __________ tower.

Bubble cap
Wetted wall
Packed
Perforated tray

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Mass Transfer
With increase in temperature, the leaching rate increases due to

Decreased liquid viscosity
Both A & B
Increased diffusivity
Neither A nor B

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

0.5
1
2
0.6

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Mass Transfer
Absorption accompanied with chemical reaction is exemplified by the absorption of

SO₂ in alkaline solution
Ammonia in water
Benzol present in coke oven gas by wash oil
All of these

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