Chemical Reaction Engineering Fractional conversion __________ for an exothermic reversible chemical reaction, when the temperature is maximum. Decreases Increases Unpredictable from the data Remains unchanged Decreases Increases Unpredictable from the data Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Photochemical reaction rate does not depend significantly on temperature, because It is an exothermic reaction It is a reversible reaction None of these The energy of reacting molecules exceeds the activation energy by absorption of light It is an exothermic reaction It is a reversible reaction None of these The energy of reacting molecules exceeds the activation energy by absorption of light ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Transition state theory relates the above quantities as K ∝ e-E/RT K ∝ T1.5 K ∝ √T K ∝ T.eE/RT K ∝ e-E/RT K ∝ T1.5 K ∝ √T K ∝ T.eE/RT 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 Also be doubled Be halved Remain the same Become one fourth Also be doubled Be halved Remain the same Become one fourth ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the order of a chemical reaction in which doubling the initial concentration of the reactants doubles the half life time of the reaction? Zero 3 1 2 Zero 3 1 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A stirred tank reactor compared to tubular-flow reactor provides Permits operation at the optimum temperature for a long reaction time More uniform operating conditions All of these Higher overall selectivity for a first order consecutive reaction Permits operation at the optimum temperature for a long reaction time More uniform operating conditions All of these Higher overall selectivity for a first order consecutive reaction ANSWER DOWNLOAD EXAMIANS APP