Chemical Reaction Engineering The residence time distribution of an ideal CSTR is 1/τ (-t/τ) Exp(-t/τ) 1/τ exp (-t/τ) Τ exp (-t/τ) 1/τ (-t/τ) Exp(-t/τ) 1/τ exp (-t/τ) Τ exp (-t/τ) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an ideal tubular-flow reactor There is no mixing in longitudinal direction All of these Mixing takes place in radial direction There is a uniform velocity across the radius There is no mixing in longitudinal direction All of these Mixing takes place in radial direction There is a uniform velocity across the radius ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Reverse reaction in a chemical equilibrium is favoured by the Increase in the concentration of oneof the products Removal of one of the products regularly Increase in the concentration of one of the reactants None of these Increase in the concentration of oneof the products Removal of one of the products regularly Increase in the concentration of one of the reactants None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Mean residence time is equal to the space time, when The temperature, pressure and the density of reaction mixture remains constant throughout the reactor All of these The feed rate is measured at temperature and pressure in the reactor There is no change in number of moles in gaseous reaction The temperature, pressure and the density of reaction mixture remains constant throughout the reactor All of these The feed rate is measured at temperature and pressure in the reactor There is no change in number of moles in gaseous reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The conversion XA and residence time data are collected for zero order liquid phase reaction in a stirred tank reactor. Which of the following will be a straight line? XA(1 - XA)Vs τ XA Vs ln τ XA/(1 - XA)Vs τ XA Vs . τ XA(1 - XA)Vs τ XA Vs ln τ XA/(1 - XA)Vs τ XA Vs . τ 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? 1.6 2 2.24 2.5 1.6 2 2.24 2.5 ANSWER DOWNLOAD EXAMIANS APP
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