About the Units
attogram (ag)
A unit of mass equal to 10^-18 grams or 10^-21 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 ag = 1.968413e-23 cwt long
- 5.0802347e22 ag = 1 cwt long