Odpowiedź:
4. NaNO3
5. Cp = (ms/mr )*100%
100g H2O - 160g KI
mr = ms + mH2O = 160g + 100g = 260g
Cp = (160g/260g)*100% = 61.5%
6.
Cp = 60%
dr = 1.5 g/cm^3
Vr = 0.2 dm^3 = 200cm^3
d = m/V
mr = dV = 1.5 * 200 = 300g
Cp = (ms/mr)*100%
ms = (Cp*mr)/100% = (60 * 300) / 100% = 180g
