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the average atomic mass of an elementselect one:a.may not equal the mass of any of its isotopes.b.is the mass of the most abundant isotope.c.cannot be calculated.d.always adds up to 100.

Respuesta :

The average atomic mass of an element may not equal the mass of any of its isotopes.

Hence, option A is correct.

What is the meaning of atomic mass or weight?

Atomic Mass  can be defined as the average mass of atoms of an element, which can be calculated using the relative abundance of isotopes in a naturally-occurring element. It indicates the size of an atom. Mass of molecules can be determined by adding the average atomic mass of each atom in the molecule.

Example of Atomic mass is

  • Atomic mass of carbon is 12.011
  • The atomic mass of hydrogen is 1.0079

To know more about Atomic Mass from the given link

https://brainly.com/question/2461729

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