Chemical Reaction Engineering A space time of 3 hours for a flow reactor means that Three reactor volumes of feed can be processed every hour Conversion is cent per cent after three hours The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours It takes three hours to dump the entire volume of the reactor with feed Three reactor volumes of feed can be processed every hour Conversion is cent per cent after three hours The time required to process one reactor volume of feed (measured at specified conditions) is 3 hours It takes three hours to dump the entire volume of the reactor with feed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a unit of reaction rate? Moles formed/volume of reactor) (time) None of these Mole formed/volume of catalyst) (time) Moles for med/(surface of catalyst) (time) Moles formed/volume of reactor) (time) None of these Mole formed/volume of catalyst) (time) Moles for med/(surface of catalyst) (time) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following fixes the volume of a batch reactor for a particular conversion and production rate? Density of mixture Operating conditions (e.g. pressure and temperature) Rate constant None of these Density of mixture Operating conditions (e.g. pressure and temperature) Rate constant None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reason why a catalyst increases the rate of reaction is that, it Decreases the molecular collision diameter Decreases the energy barrier for reaction Increases the activation energy None of these Decreases the molecular collision diameter Decreases the energy barrier for reaction Increases the activation energy None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate constant 'k' and absolute temperature 'T' are related by collision theory (for bimolecular) as k ∝ exp(-E/RT) k ∝ T1.5 k ∝ √T k ∝ T k ∝ exp(-E/RT) k ∝ T1.5 k ∝ √T k ∝ T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Differential method for analysing the kinetic data is used None of these When rate expressions are very simple For testing complicated mechanisms When the data are scattered None of these When rate expressions are very simple For testing complicated mechanisms When the data are scattered ANSWER DOWNLOAD EXAMIANS APP
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