Mass Transfer Selectivity of the solvent used in solvent extraction should be < 1 > 1 1 < 1 > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In physical terms, Schmidt number means Thermal diffusivity/mass diffusivity Momentum diffusivity/mass diffusivity Thermal diffusivity/momentum diffusivity Mass diffusivity/thermal diffusivity Thermal diffusivity/mass diffusivity Momentum diffusivity/mass diffusivity Thermal diffusivity/momentum diffusivity Mass diffusivity/thermal diffusivity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Fractional solvent extraction Results in low interfacial tension None of the listed here Employs two solvents Employs only one solvent Results in low interfacial tension None of the listed here Employs two solvents Employs only one solvent ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Absorption factor method is used to calculate the number of ideal stages, when Both operating and equilibrium lines are parallel Pressure drop in the column is very high Operating line lies above the equilibrium line Operating line lies below the equilibrium line Both operating and equilibrium lines are parallel Pressure drop in the column is very high Operating line lies above the equilibrium line Operating line lies below the equilibrium line ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer As the reflux ratio, in a continuous counter-current extraction is increased, the number of stages Decrease Increase Can either increase or decrease, depends on the system Remain unchanged Decrease Increase Can either increase or decrease, depends on the system Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The process employing desorption of the absorbed solute by a solvent is called Sublimation Elution Reverse osmosis Osmosis Sublimation Elution Reverse osmosis Osmosis ANSWER DOWNLOAD EXAMIANS APP