Mass Transfer In a solution containing 0.30 Kg mole of solute and 600 kg of solvent, the molality is 0.6 2 1 0.5 0.6 2 1 0.5 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The individual mass transfer co-efficients (moles/m² . s) for absorption of a solute from a gas mixture into a liquid solvent are, KL = 4.5 and KG = 1.5. The slope of the equilibrium line is 3. Which of the following resistance (s) is (are) controlling ? Gas side Interfacial Both liquid and gas side Liquid side Gas side Interfacial Both liquid and gas side Liquid side ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer In a moderately sized packed absorption tower, channeling (which is most severe with stacked packings) can be minimised by taking the ratio of tower diameter to packing diameter > 4 :1 < 6:1 > 8:1 < 8 : 1 > 4 :1 < 6:1 > 8:1 < 8 : 1 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer The drying time between fixed moisture contents within the 'constant rate period' is proportional to (assuming that drying occurs from all surfaces of the solid) (where, T = thickness of the solid ) T √T T1.5 T3 T √T T1.5 T3 ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Mass transfer co-efficient is defined as Co-efficient = Flux/concentration difference None of the listed here Flux = Co-efficient/concentration difference Flux=concentration difference/co-effi-cient Co-efficient = Flux/concentration difference None of the listed here Flux = Co-efficient/concentration difference Flux=concentration difference/co-effi-cient ANSWER DOWNLOAD EXAMIANS APP
Mass Transfer Plate efficiency Increases due to liquid entrainment Is a function of the mass transfer between liquid and vapour Increases due to foaming Increases due to weeping and dumping of liquid Increases due to liquid entrainment Is a function of the mass transfer between liquid and vapour Increases due to foaming Increases due to weeping and dumping of liquid ANSWER DOWNLOAD EXAMIANS APP
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