z 4 litrów12% roztworu cukru odparowano 2,5l wody .jakie jest stężenie procentowe otrzymanego rostworu
ms=Cp*mr/100%
ms=4l*12%/100%
ms=0,48l
4l-2,5l=1,5l
Cp=ms*100%/mr
Cp=0,48l*100%/1,5l
Cp=32%
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ms=Cp*mr/100%
ms=4l*12%/100%
ms=0,48l
4l-2,5l=1,5l
Cp=ms*100%/mr
Cp=0,48l*100%/1,5l
Cp=32%