Chemical Reaction Engineering Which of the following does not produce a change in the value of rate constant of a reaction? Temperature Concentration and catalyst None of these Pressure Temperature Concentration and catalyst None of these Pressure ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The energy of activation of a chemical reaction Both B and C Is the minimum energy which the molecules must have before the reaction can take place Is same as heat of reaction at constant pressure Varies as fifth power of the temperature Both B and C Is the minimum energy which the molecules must have before the reaction can take place Is same as heat of reaction at constant pressure Varies as fifth power of the temperature ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the gaseous phase ammonia formation reaction (N₂ + 3H₂ ⇋ 2NH₃), the value of the equilibrium constant depends on the Volume of the reactor Initial concentration of N₂ and H₂ Total pressure of the system Temperature Volume of the reactor Initial concentration of N₂ and H₂ Total pressure of the system Temperature 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
Chemical Reaction Engineering If CA is the quantity of reactants initially present, the quantity left after 'n' half periods will be equal to (1/2)n.CA (CA)n (CA)1/n (CA)1/2n (1/2)n.CA (CA)n (CA)1/n (CA)1/2n 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 3 2 1 3 2 ANSWER DOWNLOAD EXAMIANS APP
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