Chemical Reaction Engineering If pore diffusion is the controlling step in a solid catalysed reaction, the catalyst Internal surface area is utilised efficiently None of these Porosity is very important Porosity is of less importance Internal surface area is utilised efficiently None of these Porosity is very important Porosity is of less importance ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a zero order reaction, reactants concentration does not change with time and the Time for completion of the reaction is independent of the initial concentration Time for half change is half the time taken for completion of the reaction Reaction rate is trebled when the initial concentration is trebled Time for half change is independent of the initial concentration Time for completion of the reaction is independent of the initial concentration Time for half change is half the time taken for completion of the reaction Reaction rate is trebled when the initial concentration is trebled Time for half change is independent of the initial concentration ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With an increase in pressure in gaseous phase chemical reactions, the fractional conversion __________ when the number of moles decreases. Increases Unpredictable from the data Remains unaffected Decreases Increases Unpredictable from the data Remains unaffected Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Integral method for analysing the kinetic data is used Both A and B For testing specific mechanisms with simple rate expressions When the data are scattered None of these Both A and B For testing specific mechanisms with simple rate expressions When the data are scattered None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a mixed flow reactor operating at steady state, the rate of reaction is given by FA0/V - dCsub>A/dt - dCsub>A/dt FA0/V + dCsub>A/dt FA0/V . Xsub>A FA0/V - dCsub>A/dt - dCsub>A/dt FA0/V + dCsub>A/dt FA0/V . Xsub>A ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an ideal P.F.R. at steady state conditions 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 There is no lateral mixing of fluid There may be diffusion along the flow path ANSWER DOWNLOAD EXAMIANS APP
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