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Mass Transfer

Mass Transfer
Boiling point diagram is not affected by the ambient

Temperature
Both B and C
Humidity
Pressure

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Mass Transfer
Which of the following is a suitable absorbent for removal of H₂S from natural gas?

Vetrocoke solution
Dilute
Hot water
Monoethanol amine (MEA)

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Mass Transfer
In a packed absorption tower, if the equilibrium and operating lines are both straight lines, then the ratio, HETP/HTUOG __________ the absorption factor.

Increases with increase in
Neither A nor B
Is one at unity value of
Both A and B

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Mass Transfer
Gaseous diffusion co-efficient increases with increase in the

Temperature
None of the listed here
Both Pressure & Temperature
Pressure

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Mass Transfer
The absorption factor is defined as (where, L = liquid flow rate, G = gas flow rate and, m = slope of the equilibrium line)

L/mG
G/mL
ML/G
LG/m

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Mass Transfer
In a binary system, separation is very efficient, when the relative volatility is

> 1
< 1
1
0.5

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