ile wody zawiera 700g. 2% roztworu soli?

mH20=? Cp = 2% mr=700g ms=mr*Cp:100& ms=700g*2%:100% ms=1400g:100% ms=14g mH2O=mr - ms mH2O=700g-14g=686g

Cp=2% mr=700g ms=? Cp=ms/mr * 100% /*mr Cp*mr=ms*100% /:100% ms=Cp*mr/100% ms=2%*700g/100% ms=14g mH2O=mr-ms mH2O700g-14g mH2O=686g