Chemical Reaction Engineering The dispersion number of perfect mixed flow is > 150 < 2100 ∞ > 150 < 2100 ∞ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When the density of the reaction mixture is constant in a chemical reaction, the ratio of the mean residence time to space time is < 1 > 1 1 < 1 > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the fluid catalytic cracker (FCC), the cracking reaction is __________ (i) and the regeneration is ____________ (ii) (i) endothermic (ii) exothermic (i) endothermic (ii) enodthermic (i) exothermic (ii) exothermic (i) exothermic (ii) endothermic (i) endothermic (ii) exothermic (i) endothermic (ii) enodthermic (i) exothermic (ii) exothermic (i) exothermic (ii) endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Radioactive decay follows __________ order kinetics. Zero Second Third First Zero Second Third First ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering When all the limiting reactant is consumed in the reaction, the operational yield __________ the relative yield. Is greater than Can be either greater or smaller than (depends on the type of reaction) Is smaller than Equals Is greater than Can be either greater or smaller than (depends on the type of reaction) Is smaller than Equals ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Brunaur, Emmet and Teller (BET) equation is used to determine the specific surface area of a porous particle but not the pore volume & the porosity of the catalyst bed. Which of the following postulates is not used to derive BET equation? There is no dynamic equilibrium between successive layer The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process Langmuir None of these There is no dynamic equilibrium between successive layer The adsorbed layer may be polymolecular in thickness and the heat of adsorption in each layer (except the first one) is involved in each of the evaporation process Langmuir None of these ANSWER DOWNLOAD EXAMIANS APP
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