The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ?

Mass Transfer
The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ?

Both liquid and gas side

Liquid side

Interfacial

Gas side

Both liquid and gas side

Liquid side

Interfacial

Gas side

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Mass Transfer
Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes?

Spray towers

Packed towers

Wetted wall columns

Plate towers

Spray towers

Packed towers

Wetted wall columns

Plate towers

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Mass Transfer
In case of an absorber, the operating

Line can be either above or below the equilibrium curve

Line always lies below the equilibrium curve

Line always lies above the equilibrium curve

Velocity is more than the loading velocity

Line can be either above or below the equilibrium curve

Line always lies below the equilibrium curve

Line always lies above the equilibrium curve

Velocity is more than the loading velocity

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Mass Transfer
HETP is numerically equal to HTU, only when the operating line

And equilibrium lines are parallel

Lies below the equilibrium line

Is far from the equilibrium line

Lies above the equilibrium line

And equilibrium lines are parallel

Lies below the equilibrium line

Is far from the equilibrium line

Lies above the equilibrium line

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Mass Transfer
Critical humidity of a solid salt means the humidity

Above Which it will always become dry and below which it will always stay damp

Above which it will always become damp

Below which it will always stay dry

Both A and B

Above Which it will always become dry and below which it will always stay damp

Above which it will always become damp

Below which it will always stay dry

Both A and B

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Mass Transfer
An azeotropic mixture is a __________ mixture.

None of these

Ternary

Constant boiling point

Binary

None of these

Ternary

Constant boiling point

Binary

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Mass Transfer

Mass Transfer The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ?

Mass Transfer Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes?

Mass Transfer In case of an absorber, the operating

Mass Transfer HETP is numerically equal to HTU, only when the operating line

Mass Transfer Critical humidity of a solid salt means the humidity

Mass Transfer An azeotropic mixture is a __________ mixture.

Mass Transfer
The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ?

Mass Transfer
Which one of the following devices is not used for both the absorption as well as the liquid-liquid extraction processes?

Mass Transfer
In case of an absorber, the operating

Mass Transfer
HETP is numerically equal to HTU, only when the operating line

Mass Transfer
Critical humidity of a solid salt means the humidity

Mass Transfer
An azeotropic mixture is a __________ mixture.