Question

ro sticla=2500 kg/ m cub. l cub=1 cm. m=?

Answer 1

ρ=2500kg/m³
lcub=1 cm---->l=0,01 m
V cub= l³
V=(0,01) ³=0,000001 m³
m=?
ρ=$\frac{m}{V} =\ \textgreater \ m=p*V\ \textless \ =\ \textgreater \ 2500kg/m^{3} *0,000001m^{3}=0,0025 kg$