Rozpuszczalność chlorku sodu w temperaturze 40 C wynosi 60g. Oblicz stężenie procentowe nasyconego w tej temperaturze roztworu.
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m(rozp.)=100g
ms=60g
mr=ms+m(rozp.)
mr=100g+60g=160g
Cp=ms·100%/mr
Cp=60g·100%/160g=37,5%
0dp.: A.
ms=60g
mr=100g+60g=160g
Cp=?
Cp=ms/mr * 100%
Cp=60g/160g * 100%
Cp=37,5%