Each element in the periodic table is assigned an atomic number. This number is the same as ___.
A. the number of neutrons in the atom's nucleus.
B. the number of protons and neutrons in the atom's nucleus.
C. the number of protons in the atom's nucleus.
D. the number of electrons in the atom's nucleus
Answers: 1
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Each element in the periodic table is assigned an atomic number. This number is the same as ___.
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