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 0.693τ 0.5τ τ/0.693 2τ 0.693τ 0.5τ τ/0.693 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Time required for 50% decomposition of a liquid in an isothermal batch reactor following first order kinetics is 2 minutes. The time required for 75% decomposition will be about __________ minutes. 6 3 4 8 6 3 4 8 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering B.E.T. method of finding out surface area of a catalyst, uses the extension of __________ isotherm. Langmuir Tempkin Freundlich None of these Langmuir Tempkin Freundlich None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With an increase in pressure in gaseous phase chemical reactions, the fractional conversion __________ when the number of moles decreases. Increases Remains unaffected Decreases Unpredictable from the data Increases Remains unaffected Decreases Unpredictable from the data 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. Third Second First Zero Third Second First Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Fluid flow in a real packed bed can be approximated as __________ model. Tank in series Mixed flow Plug flow Dispersion Tank in series Mixed flow Plug flow Dispersion ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS