Chemical Reaction Engineering An example of autothermal reactor operation is Benzene oxidation Ammonia synthesis Sulphur dioxide oxidation Ethylene oxidation Benzene oxidation Ammonia synthesis Sulphur dioxide oxidation Ethylene oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the non-catalytic reaction of particles with surrounding fluid, the time needed to achieve the same fractional conversion for particles of different but unchanging sizes is proportional to the square of particle diameter, when the __________ is the controlling resistance. Film diffusion Chemical reaction Either A, B or C Diffusion through ash layer Film diffusion Chemical reaction Either A, B or C Diffusion through ash layer ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst in a chemical reaction Increases the frequency of collisions of reacting species All of these Decreases the activation energy Alters the reaction mechanism Increases the frequency of collisions of reacting species All of these Decreases the activation energy Alters the reaction mechanism ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a first order chemical reaction, the rate constant None ofthese Is not a function of the unit of time Has unit of time⁻¹ Changes on changing the concentration units None ofthese Is not a function of the unit of time Has unit of time⁻¹ Changes on changing the concentration units ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If the time required to complete a definite fraction of reaction varies inversely as the concentration of the reactants, then the order of reaction is 1 2 3 1 2 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch adiabatic reactor at an initial temperature of 373°K is being used for the reaction, A → B. Assume the heat of reaction is - 1kJ/mole at 373°K and heat capacity of both A and B to be constant and equal to 50J/mole.K. The temperature rise after a conversion of 0.5 will be 5°C 10°C 100°C 20°C 5°C 10°C 100°C 20°C ANSWER DOWNLOAD EXAMIANS APP
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