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Rina8888 [55]
4 years ago
10

How is an atomic mass unit defined?

Chemistry
1 answer:
rusak2 [61]4 years ago
6 0
A unit of mass used to express atomic and molecular weights, equal to one-twelfth of the mass of an atom of carbon-12. It is equal to approximately 1.66 x 10-27<span> kg.</span>
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