Chemical Reaction Engineering In a chemical reaction, __________ are conserved. Masses Ions Atoms Both B & C Masses Ions Atoms Both B & C ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following factors control the deactivation of a porous catalyst pellet? Form of surface attack by poison Pore diffusion Decay reactions All of these Form of surface attack by poison Pore diffusion Decay reactions All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following curves shows the effect of temperature on the extent of gas-solid adsorption at a given pressure? Adsorption isobar Langmuir adsorption isotherm None of these Freundlich adsorption isotherm Adsorption isobar Langmuir adsorption isotherm None of these Freundlich adsorption isotherm ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The gas phase reaction 2A ⇋ B is carried out in an isothermal plug flow reactor. The feed consists of 80 mole % A and 20 mole % inerts. If the conversion of A at the reactor exit is 50%, then CA/CA0 at the outlet of the reactor is 43959 43833 43898 43864 43959 43833 43898 43864 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Rate of a chemical reaction is not affected by the Catalyst Temperature Reactant's concentration Number of molecules of reactants taking part in the reaction Catalyst Temperature Reactant's concentration Number of molecules of reactants taking part in the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a first order isothermal chemical reaction in a porous catalyst, the effectiveness factor is 0.3. The effectiveness factor will increase if the Catalyst size is reduced or the catalyst diffusivity is increased Catalyst size is reduced or the catalyst diffusivity is reduced Catalyst size is increased or the catalyst diffusivity is increased Catalyst size is increased or the catalyst diffusivity is reduced Catalyst size is reduced or the catalyst diffusivity is increased Catalyst size is reduced or the catalyst diffusivity is reduced Catalyst size is increased or the catalyst diffusivity is increased Catalyst size is increased or the catalyst diffusivity is reduced ANSWER DOWNLOAD EXAMIANS APP
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