Chemical Reaction Engineering The eddy diffusivity for a liquid in plug flow must be 0 ∞ 1 Between 0 and 1 0 ∞ 1 Between 0 and 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non catalytic reaction of particles with surrounding fluid, the same needed to achive the same fractional conversion for particles of different unchanging sizes is proportional to the particle diameter, when the __________ is the controlling resistance. Film diffusion Either A, B or C Chemical reaction Diffusion through ash layer Film diffusion Either A, B or C Chemical reaction Diffusion through ash layer ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is the optimum operating condition for an exothermic reversible reaction taking place in a plug-flow reactor? Very high temperature should be used throughout the reaction Very low temperature should be used throughout the reaction Temperature should be high in the beginning and decreased towards the end of the reaction None of these Very high temperature should be used throughout the reaction Very low temperature should be used throughout the reaction Temperature should be high in the beginning and decreased towards the end of the reaction None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reason why a catalyst increases the rate of reaction is that, it Increases the activation energy Decreases the molecular collision diameter Decreases the energy barrier for reaction None of these Increases the activation energy Decreases the molecular collision diameter Decreases the energy barrier for reaction None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a first order reaction carried out in a plug flow reactor, the space time is K In C0/C 1/K In C/C0 K In C/C0 1/K In C0/C K In C0/C 1/K In C/C0 K In C/C0 1/K In C0/C ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an exothermic chemical reaction, the reactants compared to the products have Higher temperature Less energy More energy Same energy Higher temperature Less energy More energy Same energy ANSWER DOWNLOAD EXAMIANS APP