Răspunsuri

2014-01-19T15:07:30+02:00
Ρ1=1000kg/m3
ρ2=790kg/m3
V1+V2=1dm3=0,001m3
ρ1+ρ2=900kg/m3
[tex] \frac{m1}{ρ1}+ \frac{m2}{ρ2}= [0,001]