Chemical Reaction Engineering The role of a catalyst in a chemical reaction is to change the Final products Activation energy Equilibrium constant Heat of reaction Final products Activation energy Equilibrium constant Heat of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the liquid phase zero order irreversible reaction A → B, the conversion of A in a CSTR is found to be 0.3 at a space velocity of 0.1min⁻¹ . What will be the conversion for a PFR with a space velocity of 0.2 min⁻¹? Assume that all the other operating conditions are the same for CSTR and PFR. 0.15 0.3 0.9 0.6 0.15 0.3 0.9 0.6 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a packed bed reactor; the presence of a long tail in the residence time distribution curve is an indication of Chanelling Ideal plug flow Bypass Dead zone Chanelling Ideal plug flow Bypass Dead zone ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In Langmuir treatment of adsorption, Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site All the adsorption does not take place by the same mechanism Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule Extent of adsorption is more than one complete monomolecular layer on the surface Whole surface of the catalyst is essentially uniform and the adsorbed molecule has no effect on the rate of adsorption per site All the adsorption does not take place by the same mechanism Whole surface of the catalyst does not have the same activity for adsorption and there is attraction between the adsorbed molecule Extent of adsorption is more than one complete monomolecular layer on the surface ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering According to the 'law of mass action', the rate of reaction is directly proportional to the Volume of the reaction vessel Molar concentration of the reactants Equilibrium constant Nature of the reactants Volume of the reaction vessel Molar concentration of the reactants Equilibrium constant Nature of the reactants ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a first order irreversible reaction A → B is Ln 2/k K/2 Ln k/2 Ln 0.5/k Ln 2/k K/2 Ln k/2 Ln 0.5/k ANSWER DOWNLOAD EXAMIANS APP
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