Chemical Reaction Engineering BET apparatus None of these Is made entirely of stainless steel Measures the catalyst surface area directly Operates at very high pressure None of these Is made entirely of stainless steel Measures the catalyst surface area directly Operates at very high pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate constant of a chemical reaction increases by 100 times when the temperature is increased from 400 °K to 500 °K. Assuming transition state theory is valid, the value of E/R is 8764°K 9210°K 8987°K 8621°K 8764°K 9210°K 8987°K 8621°K ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Mean residence time is equal to the space time, when There is no change in number of moles in gaseous reaction All of these The feed rate is measured at temperature and pressure in the reactor The temperature, pressure and the density of reaction mixture remains constant throughout the reactor There is no change in number of moles in gaseous reaction All of these The feed rate is measured at temperature and pressure in the reactor The temperature, pressure and the density of reaction mixture remains constant throughout the reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a/an __________ vessel, the fluid enters and leaves following plug flow. Open-closed Close-opened Closed Open Open-closed Close-opened Closed Open ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The half life period of a first order reaction is Always the same irrespective of the reaction Half the specific rate constant Proportional to the initial concentration of reactants Dependent on initial concentration of the reactants Always the same irrespective of the reaction Half the specific rate constant Proportional to the initial concentration of reactants Dependent on initial concentration of the reactants ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of staged packed bed reactors carrying out exothermic reaction, use All of these Plug flow for dilute liquid requiring no large preheating of feed High recycle for pure gas Cold shot operations for a dilute solution requiring large preheating to bring the stream upto the reaction temperature All of these Plug flow for dilute liquid requiring no large preheating of feed High recycle for pure gas Cold shot operations for a dilute solution requiring large preheating to bring the stream upto the reaction temperature ANSWER DOWNLOAD EXAMIANS APP
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