Chemical Reaction Engineering Photochemical reaction rate does not depend significantly on temperature, because None of these The energy of reacting molecules exceeds the activation energy by absorption of light It is a reversible reaction It is an exothermic reaction None of these The energy of reacting molecules exceeds the activation energy by absorption of light It is a reversible reaction It is an exothermic reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A Catalyst None of these Increases the equilibrium concentration of the product Changes the equilibrium constant of the reaction Shortens the time to reach the equilibrium None of these Increases the equilibrium concentration of the product Changes the equilibrium constant of the reaction Shortens the time to reach the equilibrium ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the order of a chemical reaction whose rate is deter-mined by the variation of one concentration term only? Zero Second Third First Zero Second Third First ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A chemical reaction is of zero order, when the reaction rate is (where, CA = concentration of reactant) None of these Independent of temperature ∝ 1/CA ∝ CA None of these Independent of temperature ∝ 1/CA ∝ CA ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of the irreversible unimolecular type, first order reaction, the fractional conversion at any time for constant volume system as compared to variable volume system is More Less Either A or B, depends on other factors Same More Less Either A or B, depends on other factors Same ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Sometimes, batch process is preferred over continuous process, when the product Sales demand is fluctuating Quality & yield can not be achieved in continuous processes, because of long residence time Both A & B Neither A nor B Sales demand is fluctuating Quality & yield can not be achieved in continuous processes, because of long residence time Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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