EXAMIANS
Diffusivity in concentrated solutions differs from that in dilute solutions, because of the changes in
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In a binary system, separation is very efficient, when the relative volatility is
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Binary distillation involves the mass transfer by __________ at the gas-liquid interface.
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Penetration theory relates the average mass transfer co-efficient (K) with diffusivity (D) as
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A binary mixture of benzene and cyclohexane is separated by
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A mixture of 10% C₆H₆ vapour in air at 25°C and 750 mm Hg has a dew point of 20°C. Its dew point at 30°C and 700 mm Hg will be around __________ °C.
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The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ?
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Heat in BTU necessary to increase the temperature of 1 lb of gas and its accompanying vapour by 1°F is called the
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According to Chilton-Colburn analogy for mass transfer, NSt.NSc2/3 is equal to
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Flash distillation is suitable for the separation of components
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