Chemical Reaction Engineering A stirred tank reactor compared to tubular-flow reactor provides All of these Higher overall selectivity for a first order consecutive reaction More uniform operating conditions Permits operation at the optimum temperature for a long reaction time All of these Higher overall selectivity for a first order consecutive reaction More uniform operating conditions Permits operation at the optimum temperature for a long reaction time ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the equilibrium conversion of a reversible exothermic reaction Decreases Remains unaffected Decreases linearily with temperature Increases Decreases Remains unaffected Decreases linearily with temperature Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate constant 'k' and absolute temperature 'T' are related by collision theory (for bimolecular) as k ∝ √T k ∝ exp(-E/RT) k ∝ T1.5 k ∝ T k ∝ √T k ∝ exp(-E/RT) k ∝ T1.5 k ∝ T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the time required to complete a definite fraction of reaction varies inversely as the concentration of the reactants, then the order of reaction is 2 3 1 2 3 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The temperature dependence of reaction rate constant (K) by Arhenius law is given by K α eE/RT K α √T . e-E/RT K α T . e-E/RT K α e-E/RT K α eE/RT K α √T . e-E/RT K α T . e-E/RT K α e-E/RT ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a zero order reaction, reactants concentration does not change with time and the Time for completion of the reaction is independent of the initial concentration Time for half change is independent of the initial concentration Reaction rate is trebled when the initial concentration is trebled Time for half change is half the time taken for completion of the reaction Time for completion of the reaction is independent of the initial concentration Time for half change is independent of the initial concentration Reaction rate is trebled when the initial concentration is trebled Time for half change is half the time taken for completion of the reaction ANSWER DOWNLOAD EXAMIANS APP
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