Mass Transfer The value of Lewis number (Le = Sc/Pr) for air-water vapour system is around 600 3.97 0.24 1 600 3.97 0.24 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Freundlich equation applies to the adsorption of solute from Gaseous solutions at high pressure None of these Concentrated solutions Dilute solutions, over a small concentration range Gaseous solutions at high pressure None of these Concentrated solutions Dilute solutions, over a small concentration range ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Stacked packing compared to dumped packing Gives lower pressure drop Provides poorer contact between the fluids Both A & B Gives higher pressure drop Gives lower pressure drop Provides poorer contact between the fluids Both A & B Gives higher pressure drop ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer A minimum boiling azeotrope is exemplified by Toluene-benzene Water-isobutyl alcohol Acetone-carbon disulphide None of these Toluene-benzene Water-isobutyl alcohol Acetone-carbon disulphide None of these ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer An alkaline solution is used to reduce the concentration of carbon dioxide in a stream from 10% to 0.1% by absorption with irreversible chemical reaction. The overall number of transfer units based on gas phase is 0.001 100 4.605 9.21 0.001 100 4.605 9.21 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Ammonia present in the coke oven gas is removed by washing with Caustic solution Dilute ammoniacal liquor Dilute HCl Ethanolamine Caustic solution Dilute ammoniacal liquor Dilute HCl Ethanolamine ANSWER DOWNLOAD EXAMIANS APP