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Mass Transfer

Mass Transfer
In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is

2
0.6
0.5
1

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Mass Transfer
Antibiotics are best handled in a

Rotating disc contactor
Podbielniak extractor
Pulsed column extractor
Sieve tray contractor

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Mass Transfer
Solvent used in extractive distillation

Does not alter the relative volatility of the original components
Forms a high boiling azeotrope
Is of low volatility
Forms a low boiling azeotrope

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Mass Transfer
Absorption factor is defined as (where, S₁ = slope of the operating line S₂ = slope of the equilibrium curve)

S₁ - S₂
S₂/S₁
S₁ x S₂
S₁/S₂

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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

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

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Mass Transfer
CO₂ can be absorbed by

Alumina
Heated charcoal
Hot cupric oxide
Cold Ca(OH)₂

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MORE MCQ ON Mass Transfer

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