Chemical Reaction Engineering Which of the following does not produce a change in the value of rate constant of a reaction? Temperature Concentration and catalyst None of these Pressure Temperature Concentration and catalyst None of these Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The unit of frequency factor in Arhenious equation is Same as that of activation energy Dimensionless Same as that of rate constant None of these Same as that of activation energy Dimensionless Same as that of rate constant None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering __________ explains the mechanism of catalysis. Activated complex theory Thermodynamics None of these Collision theory Activated complex theory Thermodynamics None of these Collision theory ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The conversion of a reactant, undergoing a first order reaction, at a time equal to three times the half life of the reaction is 0.5 Data insufficient to calculate 0.875 0.425 0.5 Data insufficient to calculate 0.875 0.425 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalyst carriers Provide large surface area with a small amount of active material Increase the activity of a catalyst Inhibit catalyst poisoning Have very high selectivity Provide large surface area with a small amount of active material Increase the activity of a catalyst Inhibit catalyst poisoning Have very high selectivity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a fluidised bed reactor, the most suitable/relevant model is a __________ model. Plug flow Bubbling bed None of these Tank in series Plug flow Bubbling bed None of these Tank in series ANSWER DOWNLOAD EXAMIANS APP