Chemical Reaction Engineering In case of physical adsorption, the heat of adsorption is of the order of __________ kcal/kg.mole. 10000 1000 100 100000 10000 1000 100 100000 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A stirred tank reactor compared to tubular-flow reactor provides All of these Permits operation at the optimum temperature for a long reaction time More uniform operating conditions Higher overall selectivity for a first order consecutive reaction All of these Permits operation at the optimum temperature for a long reaction time More uniform operating conditions Higher overall selectivity for a first order consecutive reaction ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch adiabatic reactor at an initial temperature of 373°K is being used for the reaction, A → B. Assume the heat of reaction is - 1kJ/mole at 373°K and heat capacity of both A and B to be constant and equal to 50J/mole.K. The temperature rise after a conversion of 0.5 will be 5°C 10°C 20°C 100°C 5°C 10°C 20°C 100°C 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) None of these Thiele modulus (L√(k/D1) Reduced time (vt/V) Reactor dispersion number (D/vL) None of these Thiele modulus (L√(k/D1) Reduced time (vt/V) ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the reversible reaction A ⇋ 2B, if the equilibrium constant K is 0.05 mole/litre; starting from initially 2 moles of A and zero moles of B, how many moles will be formed at equilibrium? 0.253 0.338 0.152 0.637 0.253 0.338 0.152 0.637 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For nearly isothermal operation involving large reaction time in a liquid-phase reaction, the most suitable reactor is a __________ reactor. Fixed bed Stirred tank Batch Tubular flow Fixed bed Stirred tank Batch Tubular flow ANSWER DOWNLOAD EXAMIANS APP
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