Odrediti molaritet 12% rastvora natrijum-sulfata,čija je gustina 1,3gcm3?
c=n/V=ms/Mr*V=mr*w/Mr*V=ro*w/Mr
c=1.3*10(3)*0.12/142=1.0986 mol/l
c=n/V=ms/Mr*V=mr*w/Mr*V=ro*w
c=n/V=ms/Mr*V=mr*w/Mr*V=ro*w/Mr
c=1.3*10(3)*0.12/142=1.0986 mol/l