Chemical Reaction Engineering The use of space time is preferred over the mean residence time in the design of a/an Ideal tubular-flow reactor Batch reactor Slurry reactor CSTR Ideal tubular-flow reactor Batch reactor Slurry reactor CSTR ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering An imbalanced chemical reaction equation is against the law of Multiple proportion Constant proportion None of these Conservation of mass Multiple proportion Constant proportion None of these Conservation of mass ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering A batch reactor is Least expensive to operate for a given rate Suitable for gas-phase reactions on commercial scale Suitable for liquid phase reactions involving small production rate Most suitable for very large production rate Least expensive to operate for a given rate Suitable for gas-phase reactions on commercial scale Suitable for liquid phase reactions involving small production rate Most suitable for very large production rate ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering What is the order of a chemical reaction whose rate is deter-mined by the variation of one concentration term only? Second Third Zero First Second Third Zero First ANSWER DOWNLOAD EXAMIANS APP
Chemical Reaction Engineering The units of frequency factor in Arhenious equation Depend on temperature, pressure etc. of the reaction Depend on the order of the reaction Are cycles per unit time Are the same as those of the rate constant Depend on temperature, pressure etc. of the reaction Depend on the order of the reaction Are cycles per unit time Are the same as those of the rate constant 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 Diffusion within the pellet None of these External mass transfer Reaction Diffusion within the pellet None of these External mass transfer Reaction ANSWER DOWNLOAD EXAMIANS APP