GP$15$

$-$ isothermally $$ A$+$B $$ C $+$ D $+$ CO$212500$ dm$31500$ dm$3$ Cao $=0\mathrm{.}75$ mol$/$dm $$ CB $=1\mathrm{.}5$ mol$/$dm$3$FB in $=6$ mol$/$h $$ CO$2$ CO$2$ ka $=5\mathrm{.}1$ dm$?/$mol$.$h $($CRE$)-($CO$2)./.()-?$ CO$2()?$