Chemical Reaction Engineering What is the unit of the rate constant in a chemical reaction in which 10% of the reactant decomposes in one hour, 20% in two hours, 30% in three hours and so on? Litre/second Litre/mole.second Litre/mole Moles/litre.second Litre/second Litre/mole.second Litre/mole Moles/litre.second ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Effectiveness factor of a catalyst pellet is a measure of the __________ resistance. Gas film None of these Pore diffusion Chemical reaction Gas film None of these Pore diffusion Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate of the reaction, X → Y, quadruples when the concentration of 'X' is doubled. The rate expression for the reaction is, r = K Cxn, the value of 'n' in this case will be 2 1 3 2 1 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a chemical step in a fluid solid catalytic reaction? Desorption Adsorption Surface chemical reaction None of these Desorption Adsorption Surface chemical reaction None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The rate at which a chemical substance reacts is proportional to its Equivalent weight Molecular weight None of these Active mass Equivalent weight Molecular weight None of these Active mass ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Helium-mercury method is used for the measurement of the __________ of the catalyst. Porosity Pore volume Surface area Both B & C Porosity Pore volume Surface area Both B & C ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS