Chemical Reaction Engineering The synthesis of proteins and metabolism in biological objects occur in the presence of biocatalyst called Fungi Haemoglobin None of these A ferment or an enzyme Fungi Haemoglobin None of these A ferment or an enzyme ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering If helium is introduced in a reactor containing O₂, SO₂ and SO₃ at equilibrium, so that total pressure increases while volume and temperature remains constant. In this case the dissociation of SO₃ (as per Le Chatlier principle) Increases Decreases Remains unaltered Changes unpredictably Increases Decreases Remains unaltered Changes unpredictably ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a first order reaction, the time required to reduce the concentration of reactant from 1 mole/litre to 0.5 mole/litre will be __________ that required to reduce it from 10 moles/litre to 5 moles/litre in the same volume. More than Same as Data insufficient; can't be predicted Less than More than Same as Data insufficient; can't be predicted Less than ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The conversion XA and residence time data are collected for zero order liquid phase reaction in a stirred tank reactor. Which of the following will be a straight line? XA(1 - XA)Vs τ XA Vs ln τ XA/(1 - XA)Vs τ XA Vs . τ XA(1 - XA)Vs τ XA Vs ln τ XA/(1 - XA)Vs τ XA Vs . τ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction requires two unequal sized CSTR. Which of the following gives higher yield ? Smaller reactor followed by larger one Data insufficient, can Either of the arrangement A or B will give the same yield Large reactor followed by smaller one Smaller reactor followed by larger one Data insufficient, can Either of the arrangement A or B will give the same yield Large reactor followed by smaller one ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a zero order reaction, reactants concentration does not change with time and the Reaction rate is trebled when the initial concentration is trebled Time for half change is independent of the initial concentration Time for half change is half the time taken for completion of the reaction 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 independent of the initial concentration Time for half change is half the time taken for completion of the reaction Time for completion of the reaction is independent of the initial concentration ANSWER DOWNLOAD EXAMIANS APP