Chemical Reaction Engineering The rate at which a chemical substance reacts is proportional to its Molecular weight Active mass Equivalent weight None of these Molecular weight Active mass Equivalent weight None of these 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 (CA)1/n (CA)1/2n (CA)n (1/2)n.CA (CA)1/n (CA)1/2n (CA)n (1/2)n.CA ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If 'n' is the order of reaction, then unit of rate constant is (time)-1 (concentration)n - 1 None of these (time)n - 1 (concentration) 1/(time)(concentration)n - 1 (time)-1 (concentration)n - 1 None of these (time)n - 1 (concentration) 1/(time)(concentration)n - 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is a controlling factor in very fast heterogeneous reaction? Pressure Composition of reactant Temperature Heat and mass transfer effects Pressure Composition of reactant Temperature Heat and mass transfer effects ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A catalyst in a chemical reaction __________ free energy change in the reaction. Increases Either A or B; depends on the type of catalyst Neither A nor B Decreases Increases Either A or B; depends on the type of catalyst Neither A nor B Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An exothermic reaction takes place in an adiabatic reactor. The product temperature __________ reactor feed temperature. Is always less than Is always equal to May be greater or less than Is always greater than Is always less than Is always equal to May be greater or less than Is always greater than ANSWER DOWNLOAD EXAMIANS APP
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