Chemical Reaction Engineering __________ gas is normally employed in B.E.T.method of finding out the surface area of catalyst. CO₂ N₂ H₂ He CO₂ N₂ H₂ He ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The extent of a reaction is Depends on the stoichiometric co-efficient Dimensionless All of these Different for reactants and products Depends on the stoichiometric co-efficient Dimensionless All of these Different for reactants and products ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the time required to change the concentration of reactant to half its original value is independent of the initial concentration, the order of reaction is Three One Two Zero Three One Two Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is a characteristic of an ideal plug flow reactor? Axial dispersion Uniform mixing Flat velocity profile None of these Axial dispersion Uniform mixing Flat velocity profile None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a heterogenous catalytic reaction, A + B → C, with equimole feed of A and B, the initial rate - rA0 is invariant with total pressure. The rate controlling step is Surface reaction between absorbed A and absorbed B Surface reaction between A in the gas phase and absorbed B Desorption of C Surface Kc/(1 + TS) reaction between absorbed A and B in the gas phase Surface reaction between absorbed A and absorbed B Surface reaction between A in the gas phase and absorbed B Desorption of C Surface Kc/(1 + TS) reaction between absorbed A and B in the gas phase ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering At a given value of E/R (ratio of activation energy and gas constant), the ratio of the rate constants at 500°K and 400°K is 2, if Arrhenious law is used. What will be this ratio, if transition state theory is used with the same value of E/R? 2 1.6 2.5 2.24 2 1.6 2.5 2.24 ANSWER DOWNLOAD EXAMIANS APP
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