Do 5l wody dodano 0.75l soku. Ilu procentowy roztwor otrzymano?
mr=5l+0,75l=5,75l
Cp=ms*100%/mr
Cp=0,75l*100%/5,75l
Cp≈13%
5l + 0,75 l = 5,75l
5,75l/0,75=4,3125
chyba dobrze
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Do 5l wody dodano 0.75l soku. Ilu procentowy roztwor otrzymano?
mr=5l+0,75l=5,75l
Cp=ms*100%/mr
Cp=0,75l*100%/5,75l
Cp≈13%
5l + 0,75 l = 5,75l
5,75l/0,75=4,3125
chyba dobrze