About the Units
zeptogram (zg)
A unit of mass equal to 10^-21 grams or 10^-24 kilograms.
hundredweight (long) (cwt long)
A unit of mass equal to 112 pounds or approximately 50.8 kilograms, used in the imperial system.
Common Conversions
- 1 zg = 1.9684127e-26 cwt long
- 5.080235e25 zg = 1 cwt long