The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called

Mass Transfer
The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called

Percolation

Elutriation or elution

None of these

Decoction

Percolation

Elutriation or elution

None of these

Decoction

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Mass Transfer
To increase the absorption factor, (where, G = gas flow rate, S = solvent flow rate)

Decrease both 'G' and 'S'

Increase 'S' and decrease 'G'

Increase both 'G' and 'S'

Increase 'G' and decrease 'S'

Decrease both 'G' and 'S'

Increase 'S' and decrease 'G'

Increase both 'G' and 'S'

Increase 'G' and decrease 'S'

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Mass Transfer
Dew point of an air-water vapor mixture

Decreases with decrease in pressure

All of the listed here

Corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve

At constant humidity & total pressure is fixed

Decreases with decrease in pressure

All of the listed here

Corresponding to any point on the humidity chart is obtained by projecting a line through this point parallel to the temperature axis and to the saturation curve

At constant humidity & total pressure is fixed

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Mass Transfer
Dry bulb temperature of unsaturated air is more than its __________ temperature.

Neither A nor B

Wet bulb

Dew point

Both A & B

Neither A nor B

Wet bulb

Dew point

Both A & B

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Mass Transfer
Which of the following operations does not involve leaching?

Dissolving gold from ores

Removing nicotine from its water solution by kerosene

Dissolving sugar from the cells of the beet

Dissolving pharmaceutical products from bark or roots

Dissolving gold from ores

Removing nicotine from its water solution by kerosene

Dissolving sugar from the cells of the beet

Dissolving pharmaceutical products from bark or roots

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Mass Transfer
Binary distillation involves the mass transfer by __________ at the gas-liquid interface.

A counter diffusion at an almost equal molar rate

Either A or B

Unidirectional diffusion from gas to liquid phase

Unidirectional diffusion from liquid to gas phase

A counter diffusion at an almost equal molar rate

Either A or B

Unidirectional diffusion from gas to liquid phase

Unidirectional diffusion from liquid to gas phase

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Mass Transfer

Mass Transfer The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called

Mass Transfer To increase the absorption factor, (where, G = gas flow rate, S = solvent flow rate)

Mass Transfer Dew point of an air-water vapor mixture

Mass Transfer Dry bulb temperature of unsaturated air is more than its __________ temperature.

Mass Transfer Which of the following operations does not involve leaching?

Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface.

Mass Transfer
The operation involved when the soluble material is largely on the surface of an insoluble solid and is merely washed off by the solvent is called

Mass Transfer
To increase the absorption factor, (where, G = gas flow rate, S = solvent flow rate)

Mass Transfer
Dew point of an air-water vapor mixture

Mass Transfer
Dry bulb temperature of unsaturated air is more than its __________ temperature.

Mass Transfer
Which of the following operations does not involve leaching?

Mass Transfer
Binary distillation involves the mass transfer by __________ at the gas-liquid interface.