$${m_\text{Vesi} = \rho_\text{Vesi}\frac{\pi d^2}{4} h = (1000\, \mathrm{kg/m^3}) \frac{(3,14) (0,06^2\, \mathrm{m^2})}{4} (0,07\, \mathrm{m}) \approx 0,2\, \mathrm{kg}}$$