Question

define atomic mass unit?​

Answer 1

Answer:

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Explanation:

A unit of mass equal to 112 the mass of an atom of the most common isotope of carbon (carbon 12), which is assigned a mass of 12 and has a value of 1.660 X 10-24 grams. A hydrogen atom has a mass of 1 atomic mass unit since its mass is 112 the mass of carbon 12.

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Answer 2

Answer:

A unit of mass used to express atomic & molecular weights,equal to one twelfth of the mass of an atom of carbon-12.

Explanation:

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