Chemical Reaction Engineering The space time is equivalent to the holding time in a steady state mixed reactor for Gas reactions with changing no. of moles Non-isothermal gas reaction Variable fluid density systems Constant fluid density systems Gas reactions with changing no. of moles Non-isothermal gas reaction Variable fluid density systems Constant fluid density systems ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The experimentally determined overall order of the reaction, A + B → C + D, is two. Then the Reaction may be elementary with molecularity of 2 Reaction is elementary but the molecularity may not be 2 Molecularity of the reaction is 2, but the reaction may not be elementary Reaction is elementary with a molecularity of 2 Reaction may be elementary with molecularity of 2 Reaction is elementary but the molecularity may not be 2 Molecularity of the reaction is 2, but the reaction may not be elementary Reaction is elementary with a molecularity of 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is a characteristic of an ideal plug flow reactor? None of these Uniform mixing Axial dispersion Flat velocity profile None of these Uniform mixing Axial dispersion Flat velocity profile ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the time required for half change is inversely proportional to the square of initial concentration and the velocity depends on the units in which the concentration term is expressed, then the order of reaction is 0 3 2 1 0 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Enzymes are destroyed, when the Reactant's concentration is very low Reaction rate is independent of the reactant's concentration Reactant's concentration is very high Temperature is very high Reactant's concentration is very low Reaction rate is independent of the reactant's concentration Reactant's concentration is very high Temperature is very high 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. Surface reaction between A in the gas phase and absorbed B Surface reaction between absorbed A and absorbed B Surface reaction between absorbed A and B in the gas phase Absorption of A Surface reaction between A in the gas phase and absorbed B Surface reaction between absorbed A and absorbed B Surface reaction between absorbed A and B in the gas phase Absorption of A ANSWER DOWNLOAD EXAMIANS APP
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