One atomic mass unit (u) is defined exactly as:

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Chemistry · Atomic Mass

Verified Solution4 OptionsUpdated: October 2026👁️1 View

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1/12th of the mass of a Carbon-12 atom

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Answer 1

The mass of one Hydrogen atom

Answer 2

1/16th of the mass of an Oxygen atom

Answer 3

1/12th of the mass of a Carbon-12 atom

Answer 4

The absolute mass of one Carbon-12 atom

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