Chemical Reaction Engineering Most important characteristics of gas-liquid reactors are the Liquid hold-up Both A and B Specific inter-facial area None of these Liquid hold-up Both A and B Specific inter-facial area None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The increase in the rate of reaction with temperature is due to Decrease in activation energy None of these Increase in the average kinetic energy of the reacting molecules Increase in the number of effective collisions Decrease in activation energy None of these Increase in the average kinetic energy of the reacting molecules Increase in the number of effective collisions ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a semi-batch reactor Both the reactants flow counter-currently Velocity of reaction can be controlled Residence time is constant Maximum conversion can be controlled Both the reactants flow counter-currently Velocity of reaction can be controlled Residence time is constant Maximum conversion can be controlled ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The concentration of A in a first order reaction, A → B, decreases Linearly with time Exponentially with time Logarithmically with time Very abruptly towards the end of the reaction Linearly with time Exponentially with time Logarithmically with time Very abruptly towards the end of the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Reaction rate of a first order reaction, which is half completed in 23 minutes will be 0.03 hr⁻¹ 0.05 min⁻¹ 0.03 min⁻¹ 0.03 sec⁻¹ 0.03 hr⁻¹ 0.05 min⁻¹ 0.03 min⁻¹ 0.03 sec⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Helium-mercury method is used for the measurement of the __________ of the catalyst. Porosity Both B & C Surface area Pore volume Porosity Both B & C Surface area Pore volume ANSWER DOWNLOAD EXAMIANS APP
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