Mass Transfer The rate of solid-liquid extraction is limited by the Diffusion of the solute through the solvent in the pores to the outside of the particle Diffusion of the solute from the solution in contact with the particle to the main bulk of the solution All of these Phase change of the solute as it dissolves in the solvent Diffusion of the solute through the solvent in the pores to the outside of the particle Diffusion of the solute from the solution in contact with the particle to the main bulk of the solution All of these Phase change of the solute as it dissolves in the solvent 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 The main reason for dividing a tall packed tower into series of small towers is to Reduce liquid hold up Avoid channeling Minimise the overall pressure drop Avoid flooding Reduce liquid hold up Avoid channeling Minimise the overall pressure drop Avoid flooding ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Moisture contained by a substance in excess of the equilibrium moisture is called the __________ moisture. Unbound Free Bound Critical Unbound Free Bound Critical ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If the specific heats of a gas and a vapor are 0.2KJ/Kg.°K and 1.5 KJ/Kg.°K respectively, and the humidity is 0.01; the humid heat in KJ/°Kg. is 0.215 0.107 0.017 0.31 0.215 0.107 0.017 0.31 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following quantities need not be fixed before starting the design of a co-current absorber? Flow rate of entering liquid Heat gain or loss Flow rate of gas None of the listed here Flow rate of entering liquid Heat gain or loss Flow rate of gas None of the listed here ANSWER DOWNLOAD EXAMIANS APP
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