ms= 30gmr=mw+mmr=30g+170g=200g Cp=ms/mr*100% Cp= 30g/200*100%= 3000%/200 = 15%Odp. Stężenie procentowe tego roztworu wynosi 15%.Pozdrawiam, kate66 ;)
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ms= 30g
mr=mw+m
mr=30g+170g=200g
Cp=ms/mr*100%
Cp= 30g/200*100%= 3000%/200 = 15%
Odp. Stężenie procentowe tego roztworu wynosi 15%.
Pozdrawiam, kate66 ;)