Chemical Reaction Engineering A second order reaction of the form A + B → C is called a pseudo-first order reaction, when CA0 = CB0 CB0 > CA0 CA0 > CB0 CB0 ≥ CB0 CA0 = CB0 CB0 > CA0 CA0 > CB0 CB0 ≥ CB0 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When the density of the reaction mixture is constant in a chemical reaction, the ratio of the mean residence time to space time is 1 < 1 > 1 1 < 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If n = overall order of a chemical reaction. a = initial concentration of reactant. t = time required to complete a definite fraction of the reaction. Then pick out the correct relationship. T ∝ 1/an - 1 T ∝ 1/an T ∝ 1/an + 1 T ∝ an T ∝ 1/an - 1 T ∝ 1/an T ∝ 1/an + 1 T ∝ an ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The use of space time is preferred over the mean residence time in the design of a/an CSTR Slurry reactor Ideal tubular-flow reactor Batch reactor CSTR Slurry reactor Ideal tubular-flow reactor Batch reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of staged packed bed reactors carrying out exothermic reaction, use Cold shot operations for a dilute solution requiring large preheating to bring the stream upto the reaction temperature High recycle for pure gas Plug flow for dilute liquid requiring no large preheating of feed All of these Cold shot operations for a dilute solution requiring large preheating to bring the stream upto the reaction temperature High recycle for pure gas Plug flow for dilute liquid requiring no large preheating of feed All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is an independent variable for a batch tank reactor with uniform concentration and temperature? None of these Diameter of the reactor Time Useful volume of the tank None of these Diameter of the reactor Time Useful volume of the tank ANSWER DOWNLOAD EXAMIANS APP
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