Obicz stezenie procentowe roztworu po rozpuszczenie 50 gram substancji w 150g wody.
mr=ms+mw
mr=50g+150g=200g
Cp=ms*100%/mr
Cp=50g*100%/200g
Cp=25%
ms=50g
mw=150g
mr=50 + 150=200g
cp=ms/mr*100%=50g/200g*100%=25%
Odp. Stężenie procentowe wynosi 25%
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mr=ms+mw
mr=50g+150g=200g
Cp=ms*100%/mr
Cp=50g*100%/200g
Cp=25%
ms=50g
mw=150g
mr=50 + 150=200g
cp=ms/mr*100%=50g/200g*100%=25%
Odp. Stężenie procentowe wynosi 25%