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 4.605 9.21 100 0.001 4.605 9.21 100 0.001 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of physical adsorption, the difference between heat of adsorption and heat of normal condensation is Equal to the heat of wetting Called integral heat of adsorption Equal to the heat of formation of surface compound Zero Equal to the heat of wetting Called integral heat of adsorption Equal to the heat of formation of surface compound Zero ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Out of the following gas-liquid contacting devices, for a given set of operating conditions, gas pressure drop is the least in __________ tower. Bubble cap Wetted wall Packed Perforated tray Bubble cap Wetted wall Packed Perforated tray ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Bound moisture is that liquid which exerts an equilibrium vapor pressure __________ that of the pure liquid at the given temperature. Equal to Less than Either A or B; depends on the solid More than Equal to Less than Either A or B; depends on the solid More than ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Inside the distillation column, the Liquids are not always at their bubble points Driving force for the vapour flow is the pressure drop None of these Pressure increases gradually from bottom to the top of the column Liquids are not always at their bubble points Driving force for the vapour flow is the pressure drop None of these Pressure increases gradually from bottom to the top of the column ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In case of an ideal solution, the total vapor pressure varies __________ with the composition expressed as mole fraction, Linearly Inversely None of these Exponentially Linearly Inversely None of these Exponentially ANSWER DOWNLOAD EXAMIANS APP