Mass Transfer Desirable value of absorption factor in an absorber is 1 > 1 < 1 0.5 1 > 1 < 1 0.5 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 4.605 100 9.21 0.001 4.605 100 9.21 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 ? Interfacial Liquid side Gas side Both liquid and gas side Interfacial Liquid side Gas side Both liquid and gas side ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Separation of __________ employs gaseous diffusion process. Isotopes of uranium SO₂ and air Isotopes of helium N₂ and O₂ from air Isotopes of uranium SO₂ and air Isotopes of helium N₂ and O₂ from air ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Flash distillation is Most useful for handling binary systems Used for multicomponent systems like crude refining Same as simple distillation Same as differential distillation Most useful for handling binary systems Used for multicomponent systems like crude refining Same as simple distillation Same as differential distillation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Chemisorption compared to physical absorption has Increased utilisation of stagnant zones of the liquid phase Lower capacity of the solvent for the solute gas Lower adsorption rate None of these Increased utilisation of stagnant zones of the liquid phase Lower capacity of the solvent for the solute gas Lower adsorption rate None of these ANSWER DOWNLOAD EXAMIANS APP