Mass Transfer At what percentage (by volume) of alcohol composition, it forms an azeotrope with water? 95 90 99 91.5 95 90 99 91.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Cox chart, which is useful in the design of distillation column particularly for petroleum hydrocarbons, is a plot of (where, P = vapor pressure, T = temperature) Log P vs . T Log P vs. log T P vs . log T T vs . P Log P vs . T Log P vs. log T P vs . log T T vs . P ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Steady state equimolal counter diffusion is encountered in All liquid-liquid diffusion systems Separation of a binary mixture by distillation Absorption of NH₃ from air by water All of these All liquid-liquid diffusion systems Separation of a binary mixture by distillation Absorption of NH₃ from air by water All of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The mass diffusivity, the thermal diffusivity and the eddy momentum diffusivity are same for, NPr = NSc = __________ 4 1 3 2 4 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Deairation (removal of O₂) of water is done by Ion-exchange Adsorption Absorption Rectification Ion-exchange Adsorption Absorption Rectification ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer 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 ? Liquid side Interfacial Both liquid and gas side Gas side Liquid side Interfacial Both liquid and gas side Gas side ANSWER DOWNLOAD EXAMIANS APP
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