Zamień 35 kg/m3=................ g/cm3 450 kg/m3=............... g/m3 4 g/m3= .................. kg/m3 0,12 g/cm2=............... kg/m3
Zamień
35 kg/m3=................ g/cm3
450 kg/m3=............... g/m3
4 g/m3= .................. kg/m3
0,12 g/cm2=............... kg/m3