Chemical Reaction Engineering The conversion for a first order liquid phase reaction. A → B in a CSTR is 50%. If another CSTR of the same volume is connected in series, then the % conversion at the exit of the second reactor will be 75 100 90 60 75 100 90 60 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The following gas phase reactions are carried out isothermally in a CSTR.A → 2R ; r₁ = K₁pA ;K₁ = 20mole/(sec.m³ bar)A → 3S ; r₂ = K₂ pA ;K₂ = 40mole/ (sec.m³ .bar)What is the maximum possible value of FR(mole/sec.) ? 43833 43832 2 43864 43833 43832 2 43864 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a reversible reaction, a catalyst increases the rate of forward reaction Only And the backward reaction equally And decreases that of the backward reaction To a greater extent than that of the backward reaction Only And the backward reaction equally And decreases that of the backward reaction To a greater extent than that of the backward reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In the fluid catalytic cracker (FCC), the cracking reaction is __________ (i) and the regeneration is ____________ (ii) (i) exothermic (ii) endothermic (i) exothermic (ii) exothermic (i) endothermic (ii) enodthermic (i) endothermic (ii) exothermic (i) exothermic (ii) endothermic (i) exothermic (ii) exothermic (i) endothermic (ii) enodthermic (i) endothermic (ii) exothermic 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.) Reactor dispersion number (D/vL) Thiele modulus (L√(k/D1) None of these Reduced time (vt/V) Reactor dispersion number (D/vL) Thiele modulus (L√(k/D1) None of these Reduced time (vt/V) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Which of the following resistances is not involved in a gas phase catalytic (gas- solid) reaction? Gas film and pore surface diffusion resistances for reactants Ash resistance Surface phenomenon resistance Gas film and pore surface diffusion resistances for products Gas film and pore surface diffusion resistances for reactants Ash resistance Surface phenomenon resistance Gas film and pore surface diffusion resistances for products ANSWER DOWNLOAD EXAMIANS APP
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