hemia cwiczenia zadanie 9 strona 36 tresc; Do 50-procentowego roztworu kwasy azotowego(v) o gęstosci 1,3 g_cm3 i objetosci 1l dodano 500cm3 wody.Oblicz stezenie procentowego rztworu
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v=1000cm3
g=1,3g/cm3
m=v*d
m=1000*1,3
m=1300g
mr=1300g
Cp=50%
ms=Cp*mr/100%
ms=50*1300/100
ms=650g
Po dodaniu 500g wody
mr=1800g
ms=650g
Cp=ms*100%/mr
Cp=650*100/1800
Cp = 36,1%