jakie jest stężenie procentowe roztworu soli kuchennej, jeżeli wsypano 15dag soli do 1,85kg wody?
ms=15dag=0,15kg
mw=1,85kg
mr=mw+ms
mr=1,85kg+0,15kg=2kg
Cp=?
Cp=ms/mr*100%
Cp=0,15kg/2kg*100%
Cp=7,5%
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ms=15dag=0,15kg
mw=1,85kg
mr=mw+ms
mr=1,85kg+0,15kg=2kg
Cp=?
Cp=ms/mr*100%
Cp=0,15kg/2kg*100%
Cp=7,5%