Odpowiedź :
[tex]Dane:\\m = 20 \ g\\V = 100 \ cm^{3}\\Szukane:\\d = ?\\\\d = \frac{m}{V}\\\\d = \frac{20 \ g}{100 \ cm^{3}}\\\\d = 0,2\frac{g}{cm^{3}} =200\frac{kg}{m^{3}}[/tex]
[tex]Dane:\\m = 20 \ g\\V = 100 \ cm^{3}\\Szukane:\\d = ?\\\\d = \frac{m}{V}\\\\d = \frac{20 \ g}{100 \ cm^{3}}\\\\d = 0,2\frac{g}{cm^{3}} =200\frac{kg}{m^{3}}[/tex]