Jakie jest stężenie procentowe roztworu otrzymanego po zmieszaniu 250g soli z 1500g wody??
Cp=ms/mr*100%
ms=250g
mw=1500g
mr=mw+ms
mr=1500+250=1750g
cp=250/1750*100%
cp=14%
ms= 250g mr= 250g + 1500g= 1750g Cp= ms/mr * 100% Cp= 250g/ 1750g * 100% Cp= 25000%/1750Cp= 14,285 % Pozdrawiam, kate66 ;)
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Cp=ms/mr*100%
ms=250g
mw=1500g
mr=mw+ms
mr=1500+250=1750g
cp=250/1750*100%
cp=14%
ms= 250g
mr= 250g + 1500g= 1750g
Cp= ms/mr * 100%
Cp= 250g/ 1750g * 100%
Cp= 25000%/1750
Cp= 14,285 %
Pozdrawiam, kate66 ;)