Chemistry, asked by sayalikamble0169, 1 day ago

what the meant by unified atomic mass

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Answered by pallavigolait60

1

Answer:

The unified atomic mass unit (u) refers to the 1/12 (0.0833) the mass of the carbon-12 atom. It is used to express the mass of atomic and subatomic particles. It is also called dalton, named after John Dalton. John Dalton proposed in 1803 to use the mass of hydrogen atom as the natural unit for relative atomic mass

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