Density
Definition:
The weight (mass) of a substance in a given volume (of that same substance). Examples of commonly used units are kg/m3 or g/cm3 for solids, and kg/l or g/ml for liquids and gases. Referring to a substance's density is to describe how heavy a substance is for its size.
Source: GreenFacts
More:
Examples: water has a density of 1 kg/l, chlorine has a density of 3.1 kg/m3 and iron has a density 7.5 kg/m3. Link to weight units toolbox
Translation(s):
Español: Densidad
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