contestada

Which of the following statements about atomic masses is true?1) Atomic masses include masses of neutral atoms.2) Atomic masses include masses of bare nuclei.3) Atomic masses do not include masses of electrons.4) Atomic masses do not include masses of neutrons.

Respuesta :

Atomic masses include the masses of the 3 subatomic particles: protons, neutrons and electrons.

So, 1) Atomic masses include masses of neutral atoms.

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