Convert mg to atomic mass units
Milligrams to atomic mass units. Enter a value to convert, or use the mg to atomic mass units chart further down the page.
1 milligram equals 6.022140762e20 atomic mass units. Going the other way, 1 atomic mass unit = 1.660539067e-21 milligrams.
How to convert mg to atomic mass units
To convert milligrams to atomic mass units, multiply the milligram value by 6.022140762e20. You can also divide by 1.660539067e-21 to get the same answer.
u = mg × 6.022140762e20
Worked example
Convert 15 mg to atomic mass units:
15 mg = 9.033211143e21 u
mg to atomic mass units conversion chart
Use this mg to atomic mass units table for quick reference without typing anything.
| milligrams (mg) | atomic mass units (u) |
|---|---|
| 0.01 mg | 6.022140762e18 u |
| 0.1 mg | 6.022140762e19 u |
| 1 mg | 6.022140762e20 u |
| 2 mg | 1.204428152e21 u |
| 3 mg | 1.806642229e21 u |
| 5 mg | 3.011070381e21 u |
| 10 mg | 6.022140762e21 u |
| 20 mg | 1.204428152e22 u |
| 50 mg | 3.011070381e22 u |
| 100 mg | 6.022140762e22 u |
| 1,000 mg | 6.022140762e23 u |
What is a milligram?
The milligram is one thousandth of a gram and is the standard unit for stating medicine dosages and micronutrient content.
What is an atomic mass unit?
The atomic mass unit (u) is a unit of weight equal to 1.660539067e-27 kilograms.
Frequently asked questions
How many atomic mass units are in a milligram?
1 mg equals 6.022140762e20 atomic mass units. Going the other way, 1 atomic mass units is 1.660539067e-21 mg.
How do you convert mg to atomic mass units?
To convert milligrams to atomic mass units, multiply the milligram value by 6.022140762e20. You can also divide by 1.660539067e-21 to get the same answer.
What is 10 mg in atomic mass units?
10 mg equals 6.022140762e21 atomic mass units. The conversion chart on this page lists the other values people look up most often.
Related weight conversions
Convert mg to other units
- atomic mass units to mg
- mg to kg
- mg to grams
- mg to lbs
- mg to ounces
- mg to tonnes
- mg to stones
- mg to us tons
- mg to micrograms
Convert other units to atomic mass units
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