About the Units
zettagram (Zg)
A unit of mass equal to 10^21 grams or 10^18 kilograms.
dalton (Da)
A unit of mass approximately equal to the mass of a hydrogen atom, used in atomic and molecular physics.
Common Conversions
- 1 Zg = 3.4028237e38 Da
- 1e-45 Zg = 1 Da