ET$09$ Aj$$j$1$: Sistem$$gwak$$ta tank$$ mkpali na mb$$ juputara na mmiri a na$-$enye ya mmiri d$$cha n$\text{'}$s$$s$$ mgbe niile, q$.$ N'otu oge, onye na$-$ar$$r$$ na$-$emechi mmiri d$$cha ma na$-$agbakw$$nye ngw$$ta caustic n'otu $$n$$ego volumetric q mana na ntinye uche C;$.$ b$$r$$ na olu mmiri mmiri V na$-$ad$$gide ad$$gide$,$ ihe nlereanya d$$ ike maka usoro a b$$: v dC $+$qC $=$ qC dt C $(0)=0,$ V$=2$ m$^2,$ C; $=50$ n'ar$/$m$^2,$ q$=0\mathrm{.}4$ m$^2/$min G$$n$$ b$$ nzaghachi $$ta ah$$h$$ nke reactor effluent iyi, C$($t$)?$ Jiri Simulink dozie ya$.$