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Mass Transfer

Mass Transfer
Leaching of coarse solid lumps is also termed as

Agitation and settling
Decoction
Dissolution
Percolation

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Mass Transfer
The change in enthalpy per unit weight of adsorbed gas when adsorbed on gas free or "outgassed" adsorbent to from a definite concentration of adsorbate is called its

Heat of normal condensation
Integral heat of adsorption
Heat of wetting
Differential heat of adsorption

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Mass Transfer
Azeotropism for ethyl alcohol-water system disappears by

No means
Increasing temperature
Decreasing pressure
Increasing pressure

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Mass Transfer
In distillation where q is defined as the moles of liquid flow in the stripping section per mole of feed introduced, for saturated liquid feed

q = 0
q > 1
q = 1
q < 1

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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

None of these
Elutriation or elution
Percolation
Decoction

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Mass Transfer
The commonly used solvent in supercritical extraction is

Water
Carbon dioxide
Carbon tetrachloride
Methyl ethyl ketone

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