Chemistry, 16.03.2020 19:28, leshia39

The atomic number of an element is:. 1. the submit answer button. 2. the number of neutrons in the nucleus of one atom. 3. the number of protons in the nucleus of one atom. 4. the total number of particles in the nucleus of one atom. the mass of one atom, in atomic mass units (amu). 5. the number of electrons in the nucleus of one atom

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The atomic number of an element is:. 1. the submit answer button. 2. the number of neutrons in the n...