8. A Ca ion differs from a Ca atom in that the Ca²+ ion has a) more electrons b) more protons 9. The total number of pro
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8. A Ca ion differs from a Ca atom in that the Ca²+ ion has a) more electrons b) more protons 9. The total number of pro
8. A Ca ion differs from a Ca atom in that the Ca²+ ion has a) more electrons b) more protons 9. The total number of protons and neutrons in the nucleus of an atom is its a. atomic number. B. Avogadro constant. c) fewer protons Page C. mass number. D. number of neutrons. 10. What is the mass number of an ion that contains 23 protons, 22 electrons, and 11 neutrons? a) 23 b) 56 c) 33 d) 34 1 / 5 d) fewer electrons + W
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