The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is

Mass Transfer
The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is

1

5

10

100

1

5

10

100

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Mass Transfer
The film penetration model of mass transfer was enunciated by

Fick

Stefan

Toor and Marchello

Gilliland

Fick

Stefan

Toor and Marchello

Gilliland

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Mass Transfer
L/mG is the expression for

Slope of operating line in absorber

Brinkman number

Absorption factor

Slope of operating line in stripper

Slope of operating line in absorber

Brinkman number

Absorption factor

Slope of operating line in stripper

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Mass Transfer
With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system)

Increases

Decreases

Remains unaffected

Increases Linearly

Increases

Decreases

Remains unaffected

Increases Linearly

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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)

F/(FG.a)

FG/(G.a)

(G.a)/FG

L/(FG.G)

F/(FG.a)

FG/(G.a)

(G.a)/FG

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Mass Transfer
The rate of mass transfer is not dependent upon the

Both A & B

Degree of dispersion of one fluid in the other

None of these

Interfacial surface exposed between the phases

Both A & B

Degree of dispersion of one fluid in the other

None of these

Interfacial surface exposed between the phases

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Mass Transfer

Mass Transfer The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is

Mass Transfer The film penetration model of mass transfer was enunciated by

Mass Transfer L/mG is the expression for

Mass Transfer With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system)

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 rate of mass transfer is not dependent upon the

Mass Transfer
The Reynolds number of the liquid was increased 100 fold for a laminar falling film used for gas-liquid contacting. Assuming penetrating theory is applicable, the fold increase in the mass transfer co-efficient (Kc) for the same sytem is

Mass Transfer
The film penetration model of mass transfer was enunciated by

Mass Transfer
L/mG is the expression for

Mass Transfer
With increase in temperature, the rate of extraction in leaching (solid-liquid extraction system)

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 rate of mass transfer is not dependent upon the