Mass of Substance = Volume of Substance x Density of Substance

Density of 1,2,4 trichlorobenzene = 1454.0 kg/m³

Density of 1,2,4 trichlorobenzene in gram/milliliter = 1.454

Mass of a Substance = 1.454 x 1

1 milliliter of 1,2,4 trichlorobenzene weighs 1.454 gram