For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower)

Mass Transfer
For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower)

L/(FG.G)

(G.a)/FG

F/(FG.a)

FG/(G.a)

L/(FG.G)

(G.a)/FG

F/(FG.a)

FG/(G.a)

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Mass Transfer
The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model.

Plug

None of the listed here

Both plug & perfectly mixed

Perfectly mixed

Plug

None of the listed here

Both plug & perfectly mixed

Perfectly mixed

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Mass Transfer
Separation of two volatile liquids by distillation makes use of their

Density difference

Solubility

Selectivity

Relative volatility

Density difference

Solubility

Selectivity

Relative volatility

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Mass Transfer
In a packed bed absorption column, the channelling will be noted by the

Increase in flow rate

Sharp rise in pressure drop

None of these

Sharp drop in pressure drop

Increase in flow rate

Sharp rise in pressure drop

None of these

Sharp drop in pressure drop

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Mass Transfer
Henry's law states that the

Partial pressure of a component over a solution is proportional to the mole fraction in the vapour

Partial pressure of a component over a solution is proportional to its mole fraction in the liquid

Vapour pressure is equal to the product of the mole fraction and total pressure

Partial pressure is equal to the product of the mole fraction and total pressure

Partial pressure of a component over a solution is proportional to the mole fraction in the vapour

Partial pressure of a component over a solution is proportional to its mole fraction in the liquid

Vapour pressure is equal to the product of the mole fraction and total pressure

Partial pressure is equal to the product of the mole fraction and total pressure

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Mass Transfer
A liquid mixture contains 30% o-xylene, 60% p-xylene and 10%. m-xylene (all percentages in w/w). Which of the following statements would be true in respect of this mixture?

The mixture contain optical isomers

The composition of the mixture in mole percent is: o-xylene 30, p-xylene 60 and m-xyoene 10

The composition of the mixture, in percent by volume is: o-xylene 30, p-xylene 60. and m-xylene 10

The mixture exhibits an azeotrope at 101.3 kPa

The mixture contain optical isomers

The composition of the mixture in mole percent is: o-xylene 30, p-xylene 60 and m-xyoene 10

The composition of the mixture, in percent by volume is: o-xylene 30, p-xylene 60. and m-xylene 10

The mixture exhibits an azeotrope at 101.3 kPa

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Mass Transfer

Mass Transfer For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower)

Mass Transfer The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model.

Mass Transfer Separation of two volatile liquids by distillation makes use of their

Mass Transfer In a packed bed absorption column, the channelling will be noted by the

Mass Transfer Henry's law states that the

Mass Transfer A liquid mixture contains 30% o-xylene, 60% p-xylene and 10%. m-xylene (all percentages in w/w). Which of the following statements would be true in respect of this mixture?

Mass Transfer
For the gas absorption, the height of a transfer unit, based on the gas phase is given by (G: superficial molar gas velocity, L: superficial molar liquid velocity, FG:mass transfer co-efficient, mols/m² , a: in-terfacial area per unit volume of tower)

Mass Transfer
The ratio of Murphree plate efficiency to point efficiency is always > 1 in a __________ flow model.

Mass Transfer
Separation of two volatile liquids by distillation makes use of their

Mass Transfer
In a packed bed absorption column, the channelling will be noted by the

Mass Transfer
Henry's law states that the

Mass Transfer
A liquid mixture contains 30% o-xylene, 60% p-xylene and 10%. m-xylene (all percentages in w/w). Which of the following statements would be true in respect of this mixture?