Chemical Reaction Engineering Rate determining step in a reaction consisting of a number of steps in series is the __________ step. Intermediate Slowest Fastest Data insufficient; can't be predicted Intermediate Slowest Fastest Data insufficient; can't be predicted ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The dimensions of rate constant for reaction 3A → B are (l/gm mole)/min. Therefore the reaction order is 3 2 1 3 2 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A pulse tracer is introduced in an ideal CSTR (with a mean residence time ι) at time, t = 0. The time taken for the exit concentration of the tracer to reach half of its initial value will be 2τ 0.5τ τ/0.693 0.693τ 2τ 0.5τ τ/0.693 0.693τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Higher free energy of activation of a chemical reaction (at a given temperature) implies Slower rate of reaction Higher equilibrium conversion Both B and C Higher rate of reaction Slower rate of reaction Higher equilibrium conversion Both B and C Higher rate of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In autocatalytic reactions, One of the reactants acts as a catalyst One of the products acts as a catalyst No catalyst is used Catalysts have very high selectivity One of the reactants acts as a catalyst One of the products acts as a catalyst No catalyst is used Catalysts have very high selectivity ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Enzymes are destroyed, when the Temperature is very high Reaction rate is independent of the reactant's concentration Reactant's concentration is very low Reactant's concentration is very high Temperature is very high Reaction rate is independent of the reactant's concentration Reactant's concentration is very low Reactant's concentration is very high ANSWER DOWNLOAD EXAMIANS APP
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