Mass Transfer Acetic acid will be most economically separated from a dilute solution of acetic acid in water by Absorption Solvent extraction Continuous distillation Evaporation Absorption Solvent extraction Continuous distillation Evaporation ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The solvent used in liquid-liquid extraction should have __________ less than one. Both A & B Distribution co-efficient Selectivity Neither A nor B Both A & B Distribution co-efficient Selectivity Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Molecular diffusion is caused by the Activation energy of the molecules Transfer of molecules from low concentration to high concentration region Potential energy of the molecules Thermal energy of the molecules Activation energy of the molecules Transfer of molecules from low concentration to high concentration region Potential energy of the molecules Thermal energy of the molecules ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer For a binary mixture with low relative volatility, continuous rectification to get pure products will require High reflux ratio Less number of trays Small cross-section column Low reflux ratio High reflux ratio Less number of trays Small cross-section column Low reflux ratio ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Relative humidity is the ratio of the Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature Partial pressure of the vapour to the vapour pressure of the liquid at room temperature None of these Actual humidity to saturation humidity Partial pressure of the vapour to the vapour pressure of the liquid at gas temperature Partial pressure of the vapour to the vapour pressure of the liquid at room temperature None of these Actual humidity to saturation humidity ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer To remove all the moisture from a wet solid it requires exposure to __________ air. None of these Perfectly dry High temperature Highly humid None of these Perfectly dry High temperature Highly humid ANSWER DOWNLOAD EXAMIANS APP