Question

what is atomic mass?
what is an atom?
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Answer 1

Explanation:

The atomic mass of an element is the average mass of the atoms of an element measured in atomic mass unit (amu, also known as daltons, D).

The atomic mass is a weighted average of all of the isotopes of that element, in which the mass of each isotope is multiplied by the abundance of that particular isotope

Answer 2

Answer:

gm ❤

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Atomic mass_____

↪the mass of an atom of a chemical element

expressed in atomic mass units. It is approximately equivalent to the number of protons and neutrons in the atom (the mass number) or to the average number allowing for the relative abundances of different isotopes.

Atom____

↪The atom is the smallest object that retains the properties of an element. Atoms are composed of electrons and a nucleus.