Chemical Reaction Engineering A stirred tank reactor compared to tubular-flow reactor provides More uniform operating conditions Permits operation at the optimum temperature for a long reaction time Higher overall selectivity for a first order consecutive reaction All of these More uniform operating conditions Permits operation at the optimum temperature for a long reaction time Higher overall selectivity for a first order consecutive reaction All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The catalyst in a first order chemical reaction changes the Equilibrium constant Heat of formation of the product Activation energy Heat of reaction Equilibrium constant Heat of formation of the product Activation energy Heat of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In Langmuir treatment of adsorption, Extent of adsorption is more than one complete monomolecular layer on the surface Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule All the adsorption does not take place by the same mechanism Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site Extent of adsorption is more than one complete monomolecular layer on the surface Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule All the adsorption does not take place by the same mechanism Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The residence time distribution of an ideal CSTR is 1/τ exp (-t/τ) Exp(-t/τ) 1/τ (-t/τ) Τ exp (-t/τ) 1/τ exp (-t/τ) Exp(-t/τ) 1/τ (-t/τ) Τ exp (-t/τ) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The catalyst in a second order reversible reaction increases the rate of the forward reaction And backward reaction equally Only To a greater extent than that of the backward reaction And decreases that of backward reaction And backward reaction equally Only To a greater extent than that of the backward reaction And decreases that of backward reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The size of plug flow reactor (PFR) for all positive reaction orders and for any given duty, is __________ that of mixed reactor. Smaller than Equal to Greater than Unpredictable from the data Smaller than Equal to Greater than Unpredictable from the data ANSWER DOWNLOAD EXAMIANS APP
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