. _:b20101 . . . . . . . . . . . "soortelijke massa"@nl . . "density"@en . . . _:b19965 . . . _:b19965 . . _:b19965 . "Density is the concentration of matter. It is a derived quantity in the International System of Units. Density is mass divided by volume."@en . . . _:b19964 . "mass density"@en . "dichtheid"@nl . _:b19964 . . . . . . . . "concentration (w/v)"@en . . . _:b20101 . . . "\u03C1" . _:b19964 . . _:b19964 _:b19965 . . "\u5BC6\u5EA6"@zh . _:b20101 . . . . _:b20101 . . . . . . .