Chemical Reaction Engineering Reaction rate of a first order reaction, which is half completed in 23 minutes will be 0.03 hr⁻¹ 0.05 min⁻¹ 0.03 sec⁻¹ 0.03 min⁻¹ 0.03 hr⁻¹ 0.05 min⁻¹ 0.03 sec⁻¹ 0.03 min⁻¹ ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Velocity of a reaction depends upon the Concentration of the reactants Temperature at which the reaction is carried All of these Nature of the reactants Concentration of the reactants Temperature at which the reaction is carried All of these Nature of the reactants ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Effectiveness factor (E) of a catalyst pellet is defined as, E = (actual rate within pore of catalyst/rate if notsnowed by pore diffusion) Effectiveness factor for a first order reaction is given by (where, T = Thiele modulus) Tan hT/T Tan hT/tan T None of these Tan T/T Tan hT/T Tan hT/tan T None of these Tan T/T ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering Integral method for analysing the kinetic data is used Both A and B None of these When the data are scattered For testing specific mechanisms with simple rate expressions Both A and B None of these When the data are scattered For testing specific mechanisms with simple rate expressions ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering With increase in temperature, the rate constant obeying Arhenious equation Increases Can either increase or decrease ; depends on the frequency factor Decreases Decreases exponentially Increases Can either increase or decrease ; depends on the frequency factor Decreases Decreases exponentially ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The dimensions of rate constant for reaction 3A → B are (l/gm mole)/min. Therefore the reaction order is 3 2 1 3 2 1 ANSWER DOWNLOAD EXAMIANS APP