EH$05$ "Potassium dichromate $\{$K$2$Cr$207)$ ka a ga$-$enweta site na mmiri mmiri $25\%$ w$1$ K$2$Cr$207.$ Nri $$h$$r$$ a$.$

A na$-$agwak$$ta $($F$1)$ na iyi recycle $($R$)$ wee ziga ya ka nri $($F$2$Y na crystallizer$/$centrifuge$.$ iyi at$$ na$-$ap$$ ap$).$

crystallizer: nke mb$$ b$$ achicha nzacha $\{$M$1)$ nke nwere kristal potassium dichromate niile na oke nke

$85\%$ w$1$ kristal $($d$$cha K$2$Cr$207)$ ka $15\%$ w$1$ ngw$$ta$,$ mgbe nke ab$$ b$$ f$$d$$r$$ ngw$$ta $(9$: $1$ ar$$ ratio

ya na ngw$$ta d$$ na M$1)$ nke na$-$emep$$ta iyi iyighar$($R$).$ Ihe ngw$$ta na iyi M$1$ na R ma mejup$$tara

$85\%$ w$1$ H$20$ na $15\%$ w$1$ K$2$Cr$207.$ iyi nke at$$ na$-$ap$$ na crystallizer b$$ mmiri iyi d$$cha $($W$),$ nke b$$ mmiri.

mmiri ah$$ kpochapuru site na ngw$$ta nri iji mep$$ta kristal. A na$-$enyezi Stream M$1$ nri ka $$ b$$r$$ nk$,$ ebe ah$$

A na$-$ekpochap$$ mmiri f$$d$$r$$n$$ n'ime iyi ikuku ka ikuku $$p$$p$($AE$)$ nwere $8\%$ mo$1$e H$20.$

A na$-$emep$$ta kristal d$$cha$,$ kp$$r$$ nk$$ d$$ ka ngwaah$$a na iyi ngwaah$$a $($P$).$ Maka $$n$$g$$g$$ mmep$$ta nke $1000$ kg

kristal kwa elekere, zaa aj$$j$$ nd$$ a:

a$)$ Sep$$ta wee kp$$ eserese ngosi nke ihe $$k$$k$$ ah$$

b$)$ Gbak$$ oke mmiri a kposara na crystallizer $($kg$/$hr$)$

c$)$ Gbak$$ mkpok$$ta uka nke iyi F$2($kg$/$hr$)$ yana ihe mejup$$tara ya$.$

d$)$ Gbak$$ moles nke ikuku na$-$as$$ site na igwe nk$($kmolelhr$)"$