Chemical Reaction Engineering Reaction rate of a first order reaction, which is half completed in 23 minutes will be 0.03 hr⁻¹ 0.03 sec⁻¹ 0.03 min⁻¹ 0.05 min⁻¹ 0.03 hr⁻¹ 0.03 sec⁻¹ 0.03 min⁻¹ 0.05 min⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Shift conversion reaction Converts N₂ and H₂ into NH₃ Is non-catalytic Is highly exothermic Converts CO to CO₂ with steam Converts N₂ and H₂ into NH₃ Is non-catalytic Is highly exothermic Converts CO to CO₂ with steam 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 Either A, B or C Diffusion through ash layer Chemical reaction Film diffusion Either A, B or C Diffusion through ash layer Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Catalytic action in a catalytic chemical reaction follows from the ability of catalyst to change the None of these Activation energy Heat of reaction Equilibrium constant None of these Activation energy Heat of reaction Equilibrium constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not endothermic in nature? Steam reforming of naphtha Gasification of carbon Combustion of sulphur Thermal cracking of fuel oil Steam reforming of naphtha Gasification of carbon Combustion of sulphur Thermal cracking of fuel oil ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst loses its activity due to Agglomeration of metal particles caused by thermal sintering of the solid surface All of these Loss in surface area of the active component Covering of the catalytic active sites by a foregin substance Agglomeration of metal particles caused by thermal sintering of the solid surface All of these Loss in surface area of the active component Covering of the catalytic active sites by a foregin substance ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS