Chemical Reaction Engineering In an ideal P.F.R. at steady state conditions There is no lateral mixing of fluid There may be diffusion along the flow path The composition of reactants remains constant along a flow path The conversion of the reactant varies from point to point along a flow path There is no lateral mixing of fluid There may be diffusion along the flow path The composition of reactants remains constant along a flow path The conversion of the reactant varies from point to point along a flow path ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Helium-mercury method can be used to determine the __________ of the catalyst particle. Porosity Solid density Pore volume All of these Porosity Solid density Pore volume All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The conversion XA and residence time data are collected for zero order liquid phase reaction in a stirred tank reactor. Which of the following will be a straight line? XA Vs . τ XA/(1 - XA)Vs τ XA(1 - XA)Vs τ XA Vs ln τ XA Vs . τ XA/(1 - XA)Vs τ XA(1 - XA)Vs τ XA Vs ln τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Differential method for analysing the kinetic data is used When rate expressions are very simple When the data are scattered For testing complicated mechanisms None of these When rate expressions are very simple When the data are scattered For testing complicated mechanisms None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the liquid phase parallel reactions:R, rR = K?.CA2; E? = 80 KJ/moleS, rS = K?.CA ; E? = 120 KJ/mole The desired product is R. A higher selectivity of R will be achieved, if the reaction is conducted at High temperature in a PFR Low temperature in a PFR Low temperature in a CSTR High temperature in a CSTR High temperature in a PFR Low temperature in a PFR Low temperature in a CSTR High temperature in a CSTR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Higher free energy of activation of a chemical reaction (at a given temperature) implies Higher rate of reaction Both B and C Higher equilibrium conversion Slower rate of reaction Higher rate of reaction Both B and C Higher equilibrium conversion Slower rate of reaction ANSWER DOWNLOAD EXAMIANS APP
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