Chemical Reaction Engineering If pore diffusion is the controlling step in a solid catalysed reaction, the catalyst 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 Internal surface area is utilised efficiently ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following fixes the volume of a batch reactor for a particular conversion and production rate? Operating conditions (e.g. pressure and temperature) Rate constant None of these Density of mixture Operating conditions (e.g. pressure and temperature) Rate constant None of these Density of mixture ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The order of a chemical reaction is Never fractional Always equal to the total stoichiometric number of reactants None of these An experimentally determined quantity Never fractional Always equal to the total stoichiometric number of reactants None of these An experimentally determined quantity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The reaction A → B is conducted in an adiabatic plug flow reactor (PFR). Pure A at a concentration of 2 kmol/m³ is fed to the reactor at the rate of 0.01 m³ /s and at a temperature of 500 K. If the exit conversion is 20%, then the exit temperature (in k)is (Data: Heat of reaction at 298 K = - 50000 kJ/ kmole of A reacted Heat capacities CPA = CPB = 100kJ/kmole. K (may be assumed to be independent of temperature)) 1000 400 600 500 1000 400 600 500 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A photochemical reaction is __________ light. Initiated by Accompanied with emission of Used to convert heat energy into Catalysed by Initiated by Accompanied with emission of Used to convert heat energy into Catalysed by ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The equilibrium constant K of a chemical reaction depends on Temperature only Ratio of reactants Temperature and pressure Pressure only Temperature only Ratio of reactants Temperature and pressure Pressure only ANSWER DOWNLOAD EXAMIANS APP