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Mass Transfer

Mass Transfer
The-relative volatility for separation of a non-ideal binary mixture by distillation should be

1
< 1
> 1

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Mass Transfer
Steam distillation is used for separation of high boiling

Both of the options given here
Volatile impurity from still higher boiling substances
none of the listed here
Substances from non-volatile impurities

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Mass Transfer
According to Poiseuille's law, the permeability for gas flow through a capillary is proportional to (where, μ = gas viscosity)

1/μ
μ
√μ
μ²

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Mass Transfer
Minimum possible diameter of a packed coloumn is decided mainly by the

Liquid hold up
Liquid density
Gas viscosity
Flooding

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Mass Transfer
Ordinary diffusion process is also called __________ diffusion.

Forced
Concentration
Thermal
Pressure

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Mass Transfer
Mass transfer co-efficient (K) and diffusivity (D) are related according to film theory as

K ∝ D1.5
K ∝ D
K ∝ √D
K ∝ D2

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