Chemical Reaction Engineering An isothermal aqueous phase reversible reaction, P ⇋ R, is to be carried out in a mixed flow reactor. The reaction rate in k.mole/m³ .h is given by, r = 0.5CP - 0.125CR. A stream containing only P enters the 1.33 0.80 1.60 2.67 1.33 0.80 1.60 2.67 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following is not a dimension-less group used in catalysis ? (where, D = dispersion co-efficient, cm² /sec.D1 = diffusion co-efficient; cm²/sec L = length of the reactor, cm t = time, sec, v = volumetric flow rate, cm³/sec . V = volume, cm³.) Thiele modulus (L√(k/D1) None of these Reactor dispersion number (D/vL) Reduced time (vt/V) Thiele modulus (L√(k/D1) None of these Reactor dispersion number (D/vL) Reduced time (vt/V) 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 Gland Saliva Blood Intestine Gland Saliva Blood Intestine ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For an autocatalytic reactor, the suitable reactor set up is P.F. reactor followed by CSTR CSTR in series CSTR followed by P.F. reactor P.F. reactors in series P.F. reactor followed by CSTR CSTR in series CSTR followed by P.F. reactor P.F. reactors in series ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Shift conversion reaction Converts N₂ and H₂ into NH₃ Is highly exothermic Converts CO to CO₂ with steam Is non-catalytic Converts N₂ and H₂ into NH₃ Is highly exothermic Converts CO to CO₂ with steam Is non-catalytic ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In case of physical adsorption, the heat of adsorption is of the order of __________ kcal/kg.mole. 100 1000 100000 10000 100 1000 100000 10000 ANSWER DOWNLOAD EXAMIANS APP