Question

m=11,7 g. ro fier=7800 kg/ m cub. v=?

Answer 1

Stim ca m(masa) = 11,7 g
ρ=7800kg/m³---->ρ=7,8 g/cm³
V=?
ρ=$\frac{m}{V} =\ \textgreater \ V= \frac{m}{p} \ \textless \ =\ \textgreater \ V=\frac{11,7 g}{7.8g/cm^{3}} =1,5 cm^{3}----\ \textgreater \ V=1,5cm^{3}$