Chemical Reaction Engineering If Thiele modulus is __________ , then the pore diffusion resistance in a catalyst may be considered as negligible. > 0.5 0 < 0.5 ∞ > 0.5 0 < 0.5 ∞ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is the optimum operating condition for an exothermic reversible reaction taking place in a plug-flow reactor? Very high temperature should be used throughout the reaction Temperature should be high in the beginning and decreased towards the end of the reaction None of these Very low temperature should be used throughout the reaction Very high temperature should be used throughout the reaction Temperature should be high in the beginning and decreased towards the end of the reaction None of these Very low temperature should be used throughout the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With the same reaction time, initial concentration and feed rate, the reaction 2A → B is carried out separately in CSTR and P.F. reactor of equal volumes. The conversion will be Higher in P.F. reactor Data insufficient; can't be predicted Higher in CSTR Same in both the reactors Higher in P.F. reactor Data insufficient; can't be predicted Higher in CSTR Same in both the reactors 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 3 1 2 3 1 2 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The decomposition of A into B is represented by the exothermic reaction, A ⇋ 2B. To achieve maximum decomposition, it is desirable to carry out the reaction. At low P and low T At high P and high T At low P and high T At high P and low T At low P and low T At high P and high T At low P and high T At high P and low T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In an exothermic reaction, the energy of the reacting substances as compared to that of products is Either A or B, depends on order of reaction Less More Same Either A or B, depends on order of reaction Less More Same ANSWER DOWNLOAD EXAMIANS APP
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