Chemical Engineering :: Mass Transfer
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The main reason for dividing a tall packed tower into series of small towers is to
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Co-current absorbers are usually used when the gas to be dissolved in the liquid is
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At what percentage (by volume) of alcohol composition, it forms an azeotrope with water ?
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Measurement of the interfacial area of mass transfer is achieved easily & accurately in case of a __________ coloumn.
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With the lowering of equiliDrium pressure, at a given temperature, the amount of ad-sorbate on the adsorbent
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Mass transfer co-efficient is defined as
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When an unsaturated air-water mixture is heated at constant pressure, then
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During sensible cooling process
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In case of physical adsorption, the difference between heat of adsorption and heat of normal condensation is
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Pick out the wrong statement:
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A.
Change in barometric pressure does not affect the relative humidity.
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B.
In case of a packed tower, the operating velocity is about half of the flooding velocity, generally.
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C.
'Elution' means the desorption of the adsorbed solute by a solvent.
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D.
The equilibrium moisture content of the solid can be reduced by increasing the absolute humidity.
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