Chemical Reaction Engineering Helium-mercury method can be used to determine the __________ of the catalyst particle. All of these Solid density Porosity Pore volume All of these Solid density Porosity Pore volume ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The units of frequency factor in Arhenious equation Are the same as those of the rate constant Depend on the order of the reaction Depend on temperature, pressure etc. of the reaction Are cycles per unit time Are the same as those of the rate constant Depend on the order of the reaction Depend on temperature, pressure etc. of the reaction Are cycles per unit time ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering BET apparatus is used to determine the Pore diameter Pore size distribution Specific surface of a porous catalyst Porosity of the catalyst bed Pore diameter Pore size distribution Specific surface of a porous catalyst Porosity of the catalyst bed ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The conversion XA and residence time data are collected for zero order liquid phase reaction in a stirred tank reactor. Which of the following will be a straight line? XA Vs ln τ XA(1 - XA)Vs τ XA Vs . τ XA/(1 - XA)Vs τ XA Vs ln τ XA(1 - XA)Vs τ XA Vs . τ XA/(1 - XA)Vs τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In autocatalytic reactions, Catalysts have very high selectivity One of the reactants acts as a catalyst No catalyst is used One of the products acts as a catalyst Catalysts have very high selectivity One of the reactants acts as a catalyst No catalyst is used One of the products acts as a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Overall rate of reaction in a heterogenous catalytic reaction depends upon the mass and energy transfer from the fluid to solid surface and its rate of reaction is usually __________ the concentration of catalyst, if it does not entail a chain mechanism. Inversely proportional to Independent of Proportional to the square of Proportional to Inversely proportional to Independent of Proportional to the square of Proportional to ANSWER DOWNLOAD EXAMIANS APP
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