Chemical Reaction Engineering What is the unit of the rate constant in a chemical reaction in which 10% of the reactant decomposes in one hour, 20% in two hours, 30% in three hours and so on? Moles/litre.second Litre/mole Litre/second Litre/mole.second Moles/litre.second Litre/mole Litre/second Litre/mole.second ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A space time of 3 hours for a flow reactor means that It takes three hours to dump the entire volume of the reactor with feed 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 Three reactor volumes of feed can be processed every hour It takes three hours to dump the entire volume of the reactor with feed 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 Three reactor volumes of feed can be processed every hour ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a unit of reaction rate? Moles for med/(surface of catalyst) (time) Mole formed/volume of catalyst) (time) None of these Moles formed/volume of reactor) (time) Moles for med/(surface of catalyst) (time) Mole formed/volume of catalyst) (time) None of these Moles formed/volume of reactor) (time) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In autocatalytic reactions, Catalysts have very high selectivity One of the products acts as a catalyst No catalyst is used One of the reactants acts as a catalyst Catalysts have very high selectivity One of the products acts as a catalyst No catalyst is used One of the reactants acts as a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch reactor suffers from following disadvantage. High labour and handling cost Poor product quality control High shutdown time requirement for emptying, cleaning and refilling All of these High labour and handling cost Poor product quality control High shutdown time requirement for emptying, cleaning and refilling All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The energy balance equation over a tubular reactor under transient conditions is A linear partial differential equation An algebric differential equation An ordinary non-linear differential equation A non-linear partial differential equation A linear partial differential equation An algebric differential equation An ordinary non-linear differential equation A non-linear partial differential equation ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS