Oblicz stężenie procentowe(Cp) roztworu otrzymanego po rozpuszczeniu 35 g soli w 500 g wody.
ms
Cp=------- *100%
mr-ru
35g
535g
Cp=6,54%
ms=35g
mw=500g
mr=ms+mw
mr=535g
Cp=ms*100%/mr
Cp=35*100/535
Cp = 6,54%
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ms
Cp=------- *100%
mr-ru
35g
Cp=------- *100%
535g
Cp=6,54%
ms=35g
mw=500g
mr=ms+mw
mr=535g
Cp=ms*100%/mr
Cp=35*100/535
Cp = 6,54%