Catalyst diameter: $5$ mm De $=138$ m$3$

s$$m $($Effective diffusion coefficient$)$

ke $=0\mathrm{.}44$ J

s$.$ mkat $$ K $($Effective thermal conductivity$)$

for gas

h $=45$ J

s$$m$2$K$,$ heat transfer coefficient

kg $=0\mathrm{.}085$ m$3$

s$$m$2$kat, mass transfer coefficient

DAB $=0\mathrm{.}7$x$10-4$ m$2/$s at $298$ K$,$ kinematic viscosity at $336$ oC: $4\mathrm{.}5$x$10-4$ m$2/$s$,$ gas speed: $1\mathrm{.}0$ m$/$s

for reaction

$$Hr $=160$ kJ$/$molA$,$ reaction enthalpy

Apparent reaction rate relative to catalyst volume:

$$rA $=28$ mol$/$s$.$m$3$kat