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... Atomic Mass Unit = ... Carat

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Atomic Mass Unit to Carat Converter

Use this page to convert atomic mass unit values into carat, with background details, formulas, a worked example, and a quick conversion table.

Atomic Mass Unit

An atomic mass unit is defined as one twelfth of the mass of a carbon-12 atom.

History: It was standardized to make atomic and molecular masses easier to compare.

Current use: Atomic mass units are used in chemistry, physics, and molecular science.

Also written as u, amu, dalton, daltons, Da.

Carat

A metric carat equals exactly 200 milligrams.

History: The carat was standardized from older gemstone trade measures.

Current use: Carats are used for diamonds, gemstones, and jewelry weights.

Also written as ct, carats.

Atomic Mass Unit to Carat table

Atomic Mass Unit [u]Carat [ct]
0.01 u8.3026953446e-26 ct
0.1 u8.3026953446e-25 ct
1 u8.3026953446e-24 ct
2 u1.66053906892e-23 ct
5 u4.1513476723e-23 ct
10 u8.3026953446e-23 ct
20 u1.66053906892e-22 ct
50 u4.1513476723e-22 ct
100 u8.3026953446e-22 ct

Frequently asked questions

  • How many Carat (ct) are in one Atomic Mass Unit (u)?

    One Atomic Mass Unit equals 8.3026953446e-24 Carat.

  • How do you convert Atomic Mass Unit to Carat?

    Multiply the Atomic Mass Unit value by 8.3026953446e-24 to get the result in Carat.

  • How do you convert Carat back to Atomic Mass Unit?

    Multiply the Carat value by 120,442,815,073,347,000,000,000 to get back to Atomic Mass Unit.

  • What is 25 Atomic Mass Unit in Carat?

    25 Atomic Mass Unit equals 2.07567383615e-22 Carat.