[tex]dane:\\1 \ l \ wody = 1 \ kg\\1 \ ml \ wody = 0,001 \ kg\\1 \ m^{3} = 1 \ 000 \ 000 \ cm^{3}\\a)\\m = 0,02 \ kg\\d = 1000\frac{kg}{m^{3}}}\\b) \ m = 4 \ g = 0,004 \ kg\\d = 1000\frac{kg}{m^{3}}\\szukane:\\V = ?\\\\d = \frac{m}{V} \ \ \rightarrow \ \ V = \frac{m}{d}\\\\a)\\V = \frac{0,02 \ kg}{1000\frac{kg}{m^{3}}} = 0,00002 \ m^{3} = 20 \ cm^{3}\\\\b)\\V = \frac{0,004 \ kg}{1000\frac{kg}{m^{3}}} = 0,000004 \ m^{3} = 4 \ cm^{3}[/tex]
