Convert atomic mass units to grams
Atomic mass units to grams. Enter a value to convert, or use the atomic mass units to grams chart further down the page.
1 atomic mass unit equals 1.660539067e-24 grams. Going the other way, 1 gram = 6.022140762e23 atomic mass units.
How to convert atomic mass units to grams
To convert atomic mass units to grams, multiply the atomic mass unit value by 1.660539067e-24. You can also divide by 6.022140762e23 to get the same answer.
g = u × 1.660539067e-24
Worked example
Convert 15 u to grams:
15 u = 2.4908086e-23 g
atomic mass units to grams conversion chart
Use this atomic mass units to grams table for quick reference without typing anything.
| atomic mass units (u) | grams (g) |
|---|---|
| 0.01 u | 1.660539067e-26 g |
| 0.1 u | 1.660539067e-25 g |
| 1 u | 1.660539067e-24 g |
| 2 u | 3.321078133e-24 g |
| 3 u | 4.9816172e-24 g |
| 5 u | 8.302695333e-24 g |
| 10 u | 1.660539067e-23 g |
| 20 u | 3.321078133e-23 g |
| 50 u | 8.302695333e-23 g |
| 100 u | 1.660539067e-22 g |
| 1,000 u | 1.660539067e-21 g |
What is a atomic mass unit?
The atomic mass unit (u) is a unit of weight equal to 1.660539067e-27 kilograms.
What is a gram?
The gram is one thousandth of a kilogram. It is the practical unit of cooking, nutrition labels and postal weights in metric countries.
Frequently asked questions
How many grams are in an atomic mass unit?
1 atomic mass units equals 1.660539067e-24 grams. Going the other way, 1 grams is 6.022140762e23 atomic mass units.
How do you convert atomic mass units to grams?
To convert atomic mass units to grams, multiply the atomic mass unit value by 1.660539067e-24. You can also divide by 6.022140762e23 to get the same answer.
What is 10 atomic mass units in grams?
10 atomic mass units equals 1.660539067e-23 grams. The conversion chart on this page lists the other values people look up most often.
Related weight conversions
Convert atomic mass units to other units
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Convert other units to grams
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- us tons to grams
- micrograms to grams
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