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Free Weight Converter

Atomic Mass Unit to Gram Converter.

Also called the dalton - one twelfth the mass of a carbon-12 atom, used in chemistry and physics. Converting to grams: The everyday metric unit for small quantities - cooking, jewelry, and packaging. One atomic mass unit equals 1.660539e-24 g.

Result

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All units

Conversion formula

Divide the atomic mass unit value by 6.022141e+23 to get grams. (factor: 1.660539e-24)

1 u = 1.660539e-24 g

Quick reference table

ug
1,000,000 u1.660539e-18 g
10,000,000 u1.660539e-17 g
100,000,000 u1.660539e-16 g
1,000,000,000 u1.660539e-15 g

Need the reverse? Try ourGram to Atomic Mass Unit.

Atomic Mass Unit to Gram FAQ

How many grams are in one atomic mass unit?

One atomic mass unit equals 1.660539e-24 g. Multiply by 1.660539e-24 to convert any value.

How do you convert u to g?

Divide the atomic mass unit value by 6.022141e+23 to get grams.

When would you use atomic mass units vs grams?

Also called the dalton - one twelfth the mass of a carbon-12 atom, used in chemistry and physics. The everyday metric unit for small quantities - cooking, jewelry, and packaging.