MassBy definition, mass is the property of physical bodies, which measures their inertia. Mass is amount of matter an object has. SI base unit of the mass is kg (kilogram) and not gram (g), this is the only SI unit with a prefix as part of its name and symbol. Avoirdupois is a system which is the basis of a pound corresponds to 16 ounces. It is the everyday system of weights used in the United States. For Troy's weight system, 12 troy ounces equals one troy pound.
Base unit for Mass: Kilogram [kg]
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51 units in Mass category.
