Chemical Engineering » Chemical Reaction
Mean residence time is equal to the space time, when_________________?

A. The feed rate is measured at temperature and pressure in the reactor
B. The temperature, pressure and the density of reaction mixture remains constant throughout the
reactor
C. There is no change in number of moles in gaseous reaction

A catalyst in a chemical reaction____________________?

A. Decreases the activation energy
B. Alters the reaction mechanism
C. Increases the frequency of collisions of reacting species
D. All A., B. and C.

Which of the following fixes the volume of a batch reactor for a particular conversion and production rate ?

A. Operating conditions (e.g. pressure and temperature)
B. Rate constant
C. Density of mixture
D. None of these