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Ramesh Yadav

Class 10th
Science
2 years ago

what is atomic weight?

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Dileep Vishwakarma

2 years ago

Atomic mass is the mass of an atom. The SI unit of mass is the kilogram, while atomic mass is often expressed in the non-SI unit dalton (synonymous with uniform atomic mass unit). 1 Da is defined as 1/12 the mass of a free carbon-12 atom at rest in the ground state.

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