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 0.693τ τ/0.693 2τ 0.5τ 0.693τ τ/0.693 2τ 0.5τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Specific rate constant for a second order reaction Is independent of temperature Depends on the nature of the reactants Varies with temperature Both B and C Is independent of temperature Depends on the nature of the reactants Varies with temperature Both B and C 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 (time)n - 1 (concentration) None of these 1/(time)(concentration)n - 1 (time)-1 (concentration)n - 1 (time)n - 1 (concentration) None of these 1/(time)(concentration)n - 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Half life period of a chemical reaction is proportional to CA0-1 , if the reaction is of __________ order. Zero First Second Third Zero First Second Third ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Exothermic reactions are best carried out in A CSTR A plug flow reactor followed by CSTR CSTR in series CSTR followed by a plug flow reactor A CSTR A plug flow reactor followed by CSTR CSTR in series CSTR followed by a plug flow reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Space time equals the mean residence time For large diameter tubular reactor For CSTR For narrow diameter tubular reactor When the density of the reaction mixture is constant For large diameter tubular reactor For CSTR For narrow diameter tubular reactor When the density of the reaction mixture is constant ANSWER DOWNLOAD EXAMIANS APP
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