Chemical Reaction Engineering A catalyst in a chemical reaction __________ free energy change in the reaction. Increases Neither A nor B Either A or B; depends on the type of catalyst Decreases Increases Neither A nor B Either A or B; depends on the type of catalyst Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With an increase in pressure in gaseous phase chemical reactions, the fractional conversion __________ when the number of moles decreases. Decreases Unpredictable from the data Remains unaffected Increases Decreases Unpredictable from the data Remains unaffected Increases ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Photochemical reaction rate does not depend significantly on temperature, because The energy of reacting molecules exceeds the activation energy by absorption of light None of these It is a reversible reaction It is an exothermic reaction The energy of reacting molecules exceeds the activation energy by absorption of light None of these It is a reversible reaction It is an exothermic reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch reactor is suitable for Large scale gaseous phase reactions Liquid phase reactions Achieving cent percent conversion of reactants into products Obtaining uniform polymerisation products in highly exothermic reactions Large scale gaseous phase reactions Liquid phase reactions Achieving cent percent conversion of reactants into products Obtaining uniform polymerisation products in highly exothermic reactions ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a zero order reaction, reactants concentration does not change with time and the Time for half change is independent of the initial concentration Time for completion of the reaction is independent of the initial concentration Reaction rate is trebled when the initial concentration is trebled Time for half change is half the time taken for completion of the reaction Time for half change is independent of the initial concentration Time for completion of the reaction is independent of the initial concentration Reaction rate is trebled when the initial concentration is trebled Time for half change is half the time taken for completion of the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A gaseous reactant is introduced in a mixed reactor of 3 litres volume at the rate of 1 litre/second. The space time is __________ seconds. 3 1 32 43833 3 1 32 43833 ANSWER DOWNLOAD EXAMIANS APP