Chemical Reaction Engineering Holding time for flow reactors is __________ the space time, for constant fluid density Double Triple None of these Equal to Double Triple None of these Equal to ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The increase in the rate of reaction with temperature is due to Decrease in activation energy Increase in the number of effective collisions Increase in the average kinetic energy of the reacting molecules None of these Decrease in activation energy Increase in the number of effective collisions Increase in the average kinetic energy of the reacting molecules None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The ratio of moles of a reactant converted into the desired product to that converted into unwanted product is called Operational yield Relative yield None of these Selectivity Operational yield Relative yield None of these Selectivity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering At a given value of E/R (ratio of activation energy and gas constant), the ratio of the rate constants at 500°K and 400°K is 2, if Arrhenious law is used. What will be this ratio, if transition state theory is used with the same value of E/R? 2.24 2.5 1.6 2 2.24 2.5 1.6 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Exothermic reactions are best carried out in CSTR followed by a plug flow reactor A plug flow reactor followed by CSTR A CSTR CSTR in series CSTR followed by a plug flow reactor A plug flow reactor followed by CSTR A CSTR CSTR in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Integral method for analysing the kinetic data is used None of these Both A and B For testing specific mechanisms with simple rate expressions When the data are scattered None of these Both A and B For testing specific mechanisms with simple rate expressions When the data are scattered ANSWER DOWNLOAD EXAMIANS APP
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