Mass per unit volume of a substance ρ=mVdensity=massvolume\begin{align*} \rho &= \frac{m}{V} \\ \text{density} &= \frac{\text{mass}}{\text{volume}} \end{align*}ρdensity=Vm=volumemass Unit of ρ\rhoρ = kg m−3\mathrm{kg\,m^{-3}}kgm−3
Mass per unit volume of a substance
Unit of ρ\rhoρ = kg m−3\mathrm{kg\,m^{-3}}kgm−3