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 of less importance Porosity is very important Internal surface area is utilised efficiently None of these Porosity is of less importance Porosity is very important ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If in the gaseous phase reaction, N₂O₄ ⇋ 2NO₂, x is the part of N₂O₄ which dissociates, then the number of molecules at equilibrium will be (1 + x) (1 - x) (1 - x)² (1 + x)² (1 + x) (1 - x) (1 - x)² (1 + x)² ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate of an autocatalytic chemical reaction is a function of Composition only Pressure only All of these Temperature only Composition only Pressure only All of these Temperature only ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Pick the WRONG design guideline for a reactor in which the reactions, A → R (desired) and A → S (undesired) are to take place. The ratio of the reaction rates is rR/rS = (k₁/k₂).Csub>Aa-b Use high pressure and eliminate inerts, when a > b Use batch reactor or plug flow reactor, when a > b Use CSTR with a high conversion, when a > b Avoid recycle, when a > b Use high pressure and eliminate inerts, when a > b Use batch reactor or plug flow reactor, when a > b Use CSTR with a high conversion, when a > b Avoid recycle, when a > b 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 The conversion in a mixed reactor/accomplishing a reaction A 3R is 50% when gaseous reactant 'A' is introduced at the rate of 1 litre/second and the leaving flow rate is 2 litres/second. The holding time for this operation is __________ second. 3 0.5 1 2 3 0.5 1 2 ANSWER DOWNLOAD EXAMIANS APP
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