Chemical Reaction Engineering The half life period of a first order reaction is Proportional to the initial concentration of reactants Dependent on initial concentration of the reactants Always the same irrespective of the reaction Half the specific rate constant Proportional to the initial concentration of reactants Dependent on initial concentration of the reactants Always the same irrespective of the reaction Half the specific rate constant ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The ratio of volume of mixed reactor to the volume of P.F.R. (for identical flow rate, feed composition and conversion) for zero order reaction is 1 > 1 ∞ 1 > 1 ∞ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A trickle bed reactor is the one, which Has altogether three streams either entering or leaving Processes three reactants with same flow rate Processes three reactants at different flow rates Employs all the three phases (i.e.. .solid, liquid and gas) Has altogether three streams either entering or leaving Processes three reactants with same flow rate Processes three reactants at different flow rates Employs all the three phases (i.e.. .solid, liquid and gas) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of calcination of limestone, CaCO₃ CaO + CO₂, the addition of more of CaO will result in __________ in the concentration of CO₂. Increase No change Decrease Unpredictable from the data Increase No change Decrease Unpredictable from the data ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the dispersion number for a plug flow reactor? ? 1 -1 ? 1 -1 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in initial concentration, the fractional conversion of a first order reaction in a given time Decreases Increases Unpredictable Remains constant Decreases Increases Unpredictable Remains constant ANSWER DOWNLOAD EXAMIANS APP