Mass Transfer In case of non-ideal gases and liquids, the molal diffusivity Varies inversely as the pressure Varies directly as the pressure Is equal to the volumetric diffusivity Is independent of pressure Varies inversely as the pressure Varies directly as the pressure Is equal to the volumetric diffusivity Is independent of pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Boiling point diagram is A plot of temperature vs. liquid composition Not affected by pressure A plot of temperature vs. vapour composition Affected by pressure A plot of temperature vs. liquid composition Not affected by pressure A plot of temperature vs. vapour composition Affected by pressure ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Selectivity of the solvent used in solvent extraction should be < 1 > 1 1 < 1 > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Weeping in a distillation column Results due to very low gas velocity Increases tray efficiency Provides large interfacial surface for mass transfer Results due to very high gas velocity Results due to very low gas velocity Increases tray efficiency Provides large interfacial surface for mass transfer Results due to very high gas velocity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Though, theoretically the adsorption & desorption isotherms is expected to coincide but sometimes at least a part of the isotherms does not coincide and this phenomenon is known as adsorption hysterisis. In such cases, the desorption equilibrium pressure is __________ that obtained for adsorption. Same as Lower than Higher than Either same or higher than Same as Lower than Higher than Either same or higher than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer With increase in temperature, the mutual solubility of two liquids Decreases Decreases exponentially Remains unchanged Increases Decreases Decreases exponentially Remains unchanged Increases ANSWER DOWNLOAD EXAMIANS APP