Chemical Reaction Engineering Specific rate constant for a second order reaction Is independent of temperature Varies with temperature Both B and C Depends on the nature of the reactants Is independent of temperature Varies with temperature Both B and C Depends on the nature of the reactants ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Fractional conversion __________ for an exothermic reversible chemical reaction, when the temperature is maximum. Increases Decreases Unpredictable from the data Remains unchanged Increases Decreases Unpredictable from the data Remains unchanged ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by Reaction None of these Diffusion within the pellet External mass transfer Reaction None of these Diffusion within the pellet External mass transfer ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the chemical reaction X → Y, it is observed that, on doubling the concentration of 'X', the reaction rate quadruples. If the reaction rate is proportional to Cxn, then what is the value of 'n' ? 2 16 43834 4 2 16 43834 4 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction requires two unequal sized CSTR. Which of the following gives higher yield ? Either of the arrangement A or B will give the same yield Smaller reactor followed by larger one Large reactor followed by smaller one Data insufficient, can Either of the arrangement A or B will give the same yield Smaller reactor followed by larger one Large reactor followed by smaller one Data insufficient, can ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Enzymes are destroyed, when the Reactant's concentration is very high Reaction rate is independent of the reactant's concentration Reactant's concentration is very low Temperature is very high Reactant's concentration is very high Reaction rate is independent of the reactant's concentration Reactant's concentration is very low Temperature is very high ANSWER DOWNLOAD EXAMIANS APP