Question

what is mass of an atom​

Answer 1

An atomic mass (symbol: ma) is the mass of a single atom of a chemical element. It includes the masses of the 3 subatomic particles that make up an atom: protons, neutrons and electrons. ... 1 atomic mass unit is defined as 1/12 of the mass of a single carbon-12 atom.

Explanation:

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Answer 2

Answer:

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Mass Of an Atom Os it's Atomic Mass.

The atomic mass of an element is a number which express as to how many times an atom of the element is heavier than 1/12th of the mass of carbon atom (C¹²).

Explanation:

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