Mass Transfer Rate of leaching increases with increasing Viscosity of solvent Temperature Pressure Size of the solid Viscosity of solvent Temperature Pressure Size of the solid ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer If mass diffusivity in a mixture is equal to the thermal diffusivity, then the Lewis number is 1 > 1 < 1 1 > 1 < 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Which of the following solutions will follow Raoult's law most closely? 35% solution of camphor in water A solution of polar organic compounds (not of homologs of a series) A solution of benzene, toluene and oxylene 35% solution of NH₃ in water 35% solution of camphor in water A solution of polar organic compounds (not of homologs of a series) A solution of benzene, toluene and oxylene 35% solution of NH₃ in water ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Nitrobenzene (boiling point = 210.6°C) is steam distilled at 1 atm pressure.Nitrobenzene will distill off __________ °C. At < 100 Between 100 and 210 At > 210.6 None of the listed here At < 100 Between 100 and 210 At > 210.6 None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Binary distillation involves the mass transfer by __________ at the gas-liquid interface. Either A or B Unidirectional diffusion from gas to liquid phase A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase Either A or B Unidirectional diffusion from gas to liquid phase A counter diffusion at an almost equal molar rate Unidirectional diffusion from liquid to gas phase ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Priming in a distillation column Is characterised by the presence of foam throughout the space between trays Is desirable from point efficiency consideration Reduces the overall pressure drop Results from very low gas velocity Is characterised by the presence of foam throughout the space between trays Is desirable from point efficiency consideration Reduces the overall pressure drop Results from very low gas velocity ANSWER DOWNLOAD EXAMIANS APP
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