$1000$k$($g$)/($m$^(3))3\mathrm{.}00\backslash$times $10^(3)$k$($g$)/($m$^(3))$

$2\mathrm{.}33\backslash$times $10^(3)$k$($g$)/($m$^(3))$

$2\mathrm{.}67\backslash$times $10^(3)$k$($g$)/($m$^(3))$

$2\mathrm{.}50\backslash$times $10^(3)$k$($g$)/($m$^(3))$

$1\mathrm{.}60\backslash$times $10^(3)$k$($g$)/($m$^(3))$