Atomic mass unit (u)
The unified atomic mass unit (u), or dalton (Da), is a small unit of mass used to express atomic and molecular masses. It is defined to be 1/12 of the mass of one atom of carbon-12.
Metric
- Ton (t)1.66×10⁻³⁰
- Kilonewton (kN)1.63×10⁻²⁹
- Kilogram (kg)1.66×10⁻²⁷
- Hectogram (hg)1.66×10⁻²⁶
- Decagram (dag)1.66×10⁻²⁵
- Gram (g)1.66×10⁻²⁴
- Carat8.3×10⁻²⁴
- Centigram1.66×10⁻²²
- Milligram (mg)1.66×10⁻²¹
- Microgram (µg)1.66×10⁻¹⁸
- Nanogram (ng)1.66×10⁻¹⁵
- Atomic mass unit (u)1
Avoirdupois (U.S.)
- Long ton1.63×10⁻³⁰
- Short ton1.83×10⁻³⁰
- Long hundredweight3.27×10⁻²⁹
- Short hundredweight3.66×10⁻²⁹
- Stone2.61×10⁻²⁸
- Pound (lb)3.66×10⁻²⁷
- Ounce5.86×10⁻²⁶
- Dram (dr)9.37×10⁻²⁵
- Grain (gr)2.56×10⁻²³