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Chemistry, 01.10.2019 19:00 kchugues1241
An element's atomic number is the
a. number of protons in an atom's nucleus.
b. weight of the atom.
c. mass of the atom.
d. sum of the protons and neutrons in an atom.
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An element's atomic number is the
a. number of protons in an atom's nucleus.
b. weight...
a. number of protons in an atom's nucleus.
b. weight...
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