Chemical Reaction Engineering A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant) ∝ CA Independent of temperature ∝ 1/CA None of these ∝ CA Independent of temperature ∝ 1/CA None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The single parameter model proposed for describing non-ideal flow is the __________ model. Neither A nor B Both A & B Dispersion Tank in series Neither A nor B Both A & B Dispersion Tank in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If n = overall order of a chemical reaction. a = initial concentration of reactant. t = time required to complete a definite fraction of the reaction. Then pick out the correct relationship. T ∝ 1/an + 1 T ∝ 1/an T ∝ 1/an - 1 T ∝ an T ∝ 1/an + 1 T ∝ 1/an T ∝ 1/an - 1 T ∝ an ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For a __________ order reaction, the units of rate constant and rate of reaction are the same. Second First Fractional Zero Second First Fractional Zero ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in initial concentration, the fractional conversion of a first order reaction in a given time Remains constant Unpredictable Decreases Increases Remains constant Unpredictable Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Enzymes (a protein) are catalysts found in organisms. Its efficiency of catalysing a reaction is due to its capacity to lower the activation energy of the reaction. The enzyme ptyalin used for food digestion is present in Saliva Intestine Blood Gland Saliva Intestine Blood Gland ANSWER DOWNLOAD EXAMIANS APP
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