Chemical Reaction Engineering Which one is the rate controlling step in a solid-gas non-catalytic reaction occurring at very high temperature? Chemical reaction Ash layer diffusion Pore diffusion Film diffusion Chemical reaction Ash layer diffusion Pore diffusion Film diffusion ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The eddy diffusivity for a liquid in plug flow must be 0 Between 0 and 1 ∞ 1 0 Between 0 and 1 ∞ 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The fractional volume change between no conversion and complete conversion, for the isothermal gas phase reaction, 2A → R, is 1 1.5 -0.5 0.5 1 1.5 -0.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When a catalyst increases the rate of forward reaction, the value of rate constant Decreases Increases Remain same Becomes infinite Decreases Increases Remain same Becomes infinite ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Enzymes are destroyed, when the Reactant's concentration is very low Reactant's concentration is very high Reaction rate is independent of the reactant's concentration Temperature is very high Reactant's concentration is very low Reactant's concentration is very high Reaction rate is independent of the reactant's concentration Temperature is very high ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An irreversible first order reaction is being carried out in a CSTR and PFR of same volume. The liquid flow rates are same. The relative conversion will Be more in CSTR than in PFR Be more in PFR than in CSTR Be same in both cases Depend on the temperature Be more in CSTR than in PFR Be more in PFR than in CSTR Be same in both cases Depend on the temperature ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS