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Mass Transfer

Mass Transfer
During drying operation, it is easier to remove the __________ moisture.

Critical
Unbound
Bound
Equilibrium

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Mass Transfer
Chemisorption (chemical adsorption) is

Same as "Van der Waals" adsorption
Characterised by adsorption of heat
A reversible phenomenon
An irreversible phenomenon

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Mass Transfer
Which of the following unit operations makes use of Thiele-Geddes equation?

Solid-liquid extraction
Multicomponent absorption with chemical reaction
Multicomponent distillation
Liquid-liquid extraction

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Mass Transfer
Which of the following adsorbant is used in the refinning of sugar?

Activated clay
Wood charcoal
Bone charcoal
Silica gel

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Mass Transfer
Leaching of coffee from coffee beans is done by

Hot water
Lime water
Hexane
Dilute H₂SO₄ (hot)

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Mass Transfer
Wet bulb and dry bulb temperatures becomes identical at __________ percent saturation curve.

50
100
None of these
78

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