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 2.67 1.60 1.33 0.80 2.67 1.60 1.33 0.80 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A first order reaction A → B occurs in an isothermal porous catalyst pellet of spherical shape. If the concentration of A at the centre of the pellet is much less than at the external surface, the process is limited by External mass transfer None of these Reaction Diffusion within the pellet External mass transfer None of these Reaction Diffusion within the pellet ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The knowledge of initial concentration and rate constant is necessary to determine the half life time of a reaction of __________ order. First Zero Second None of these First Zero Second None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering For the chemical reaction P → Q, it is found that the rate of reaction doubles as the concentration of 'P' is doubled. If the reaction rate is proportional to Cpn, then what is the value of 'n' for this chemical reaction 1 2 3 1 2 3 ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In a semi-batch reactor Velocity of reaction can be controlled Both the reactants flow counter-currently Residence time is constant Maximum conversion can be controlled Velocity of reaction can be controlled Both the reactants flow counter-currently Residence time is constant Maximum conversion can be controlled ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering In which of the following reactions, thee-quilibrium will shift to the right, if the total pressure is increased? H₂ + I₂ ⇋ 2HI H₂ + Cl₂ ⇋ 2HCl N₂ + O₂ ⇋ 2NO N₂O₄ ⇋ 2 NO₂ H₂ + I₂ ⇋ 2HI H₂ + Cl₂ ⇋ 2HCl N₂ + O₂ ⇋ 2NO N₂O₄ ⇋ 2 NO₂ ANSWER DOWNLOAD EXAMIANS APP