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Sudheer M.
's Polls
Chemistry
The mass number of an atom is equal to
the number of protons
1 vote (100%)
the number of protons
the number of protons and electrons
0 votes (0%)
the number of protons and electrons
the number of nucleons
0 votes (0%)
the number of nucleons
the number of neutrons
0 votes (0%)
the number of neutrons
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