Oblicz ile gramów cukru a ile gramów wody potrzeba do sporządzenia 200 g 8-procentowego roztworu cukru. Napisz swoje obliczenia i odpowiedz.
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ms=Cp*mr/100%
ms=8%*200g/100%
ms=16g
mw=200g-16g=184g
mr = 200g
cp = 8%
ms = ?
ms = mr x cp/100%
ms = 200g x 8%/100% = 16g
mH₂O = mr - ms
mH₂O = 200g - 16g = 184g
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