Odpowiedzi

2010-01-10T19:42:05+01:00
56kg/m3 = 56*1000g/1000dm3 =56g/dm3
45kg/m3=45*1000g/1000dm3=45g/dm3
2010-01-10T19:42:39+01:00
56kg/m3=56000g/1000dm3=56g/dm3
45kg/m3=45000g/1000dm3=45g/dm3