Oblicz stężenie procentowe roztworu otrzymanego przez odparowanie rozpuszczalnika z 300 gram 20-procentowego roztworu.
mr=300g
Cp=20%
ms=?
Cp=ms/mr * 100% /*mr
Cp*mr=ms*100% /:100%
ms=Cp*mr/100%
ms=20%*300g/100%
ms=60g
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mr=300g
Cp=20%
ms=?
Cp=ms/mr * 100% /*mr
Cp*mr=ms*100% /:100%
ms=Cp*mr/100%
ms=20%*300g/100%
ms=60g