Chemical Reaction Engineering The residence time distribution of an ideal CSTR is 1/τ exp (-t/τ) Τ exp (-t/τ) Exp(-t/τ) 1/τ (-t/τ) 1/τ exp (-t/τ) Τ exp (-t/τ) Exp(-t/τ) 1/τ (-t/τ) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reaction A → B is conducted in an adiabatic plug flow reactor (PFR). Pure A at a concentration of 2 kmol/m³ is fed to the reactor at the rate of 0.01 m³ /s and at a temperature of 500 K. If the exit conversion is 20%, then the exit temperature (in k)is (Data: Heat of reaction at 298 K = - 50000 kJ/ kmole of A reacted Heat capacities CPA = CPB = 100kJ/kmole. K (may be assumed to be independent of temperature)) 500 1000 600 400 500 1000 600 400 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The space time is equivalent to the holding time in a steady state mixed reactor for Gas reactions with changing no. of moles Variable fluid density systems Constant fluid density systems Non-isothermal gas reaction Gas reactions with changing no. of moles Variable fluid density systems Constant fluid density systems Non-isothermal gas reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of forward reaction, at chemical equilibrium is____the rate of backward reaction. More than Equal to Less than Either B or C More than Equal to Less than Either B or C ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a reversible chemical reaction having two reactants in equilibrium, if the concentration of the reactants are doubled, then the equilibrium constant will Be halved Remain the same Also be doubled Become one fourth Be halved Remain the same Also be doubled Become one fourth ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Helium-mercury method is used for the measurement of the __________ of the catalyst. Surface area Porosity Pore volume Both B & C Surface area Porosity Pore volume Both B & C ANSWER DOWNLOAD EXAMIANS APP
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