Chemical Reaction Engineering If a solid-gas non-catalytic reaction occurs at very high temperature, the rate controlling step is the __________ diffusion. Ash layer None of these Pore Film Ash layer None of these Pore Film ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of the heterogenous catalytic reaction A(g) + B(g) ? C(g) is given by -rA = k.KA.pA.PB/(1 + KA.PA + Kc.pc), where KA and Kc are the adsorption equilibrium constants. The rate controlling step for this reaction isA. absorption of A. Absorption of A Surface reaction between A in the gas phase and absorbed B Surface reaction between absorbed A and B in the gas phase Surface reaction between absorbed A and absorbed B Absorption of A Surface reaction between A in the gas phase and absorbed B Surface reaction between absorbed A and B in the gas phase Surface reaction between absorbed A and absorbed B ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In flow reactors, the performance equations interrelate the rate of reaction to the Reactor volume All of these Extent of reaction Feed rate Reactor volume All of these Extent of reaction Feed rate ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Molecularity of a reaction May not be equal to the order of reaction Is always equal to the overall order of reaction Can Both B and C May not be equal to the order of reaction Is always equal to the overall order of reaction Can Both B and C ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Chemical kinetics can predict the __________ of a chemical reaction. Both A & B Rate Neither A nor B Feasibility Both A & B Rate Neither A nor B Feasibility ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a gaseous phase reaction, rate of reaction is equal to K. CA . CB. If the volume of the reactor is suddenly reduced to l/4th of its initial volume, then the rate of reaction compared to the original rate will be __________ times. 43838 8 16 43846 43838 8 16 43846 ANSWER DOWNLOAD EXAMIANS APP
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