Question

un obiect are masa egala 50 g si volumul 2 dm la a 3. Calculati densitatea in g pe cm la a 3

Answer 1

ρ(densitate)= $\frac{m}{V(cm³)}$

ρ=  $\frac{50}{2000}$

ρ= 0.025 g/cm³

Answer 2

m=50g

V=2dm^3=2000cm^3

р=m/v=50/2000=0,025g/cm^3