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Home Q & A Board Science-Related Homework Help Geography and Earth Sciences
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bromonox bromonox
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8 years ago
The columns of the periodic table divide atoms by their ________.
A) atomic mass
B) number of neutrons
C) number of valence electrons
D) number of protons
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Earth Science

Earth Science


Edition: 14th
Authors:
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PulsaPulsa
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bromonox Author
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8 years ago
Thx
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