Grain to Atomic Mass Unit Converter.
The smallest common unit in the avoirdupois system, used in ballistics and medicine. Converting to atomic mass units: Also called the dalton - one twelfth the mass of a carbon-12 atom, used in chemistry and physics. One grain equals 3.902282e+22 u.
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Conversion formula
Multiply the grain value by 3.902282e+22 to get atomic mass units. (factor: 3.902282e+22)
1 gr = 3.902282e+22 u
Quick reference table
| gr | u |
|---|---|
| 0.000001 gr | 3.902282e+16 u |
| 0.00001 gr | 3.902282e+17 u |
| 0.0001 gr | 3.902282e+18 u |
| 0.001 gr | 3.902282e+19 u |
| 0.01 gr | 3.902282e+20 u |
| 0.1 gr | 3.902282e+21 u |
| 1 gr | 3.902282e+22 u |
Need the reverse? Try ourAtomic Mass Unit to Grain.
Grain to Atomic Mass Unit FAQ
How many atomic mass units are in one grain?
One grain equals 3.902282e+22 u. Multiply by 3.902282e+22 to convert any value.
How do you convert gr to u?
Multiply the grain value by 3.902282e+22 to get atomic mass units.
When would you use grains vs atomic mass units?
The smallest common unit in the avoirdupois system, used in ballistics and medicine. Also called the dalton - one twelfth the mass of a carbon-12 atom, used in chemistry and physics.