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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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whitedreamerz whitedreamerz
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11 months ago
An atom of the isotope 137Ba consists of how many protons (p), neutrons (n), and electrons (e)?

▸ 56 p, 137 n, 56 e

▸ 56 p, 81 n, 56 e

▸ 137 p, 81 n, 56 e

▸ 56 p, 56 n, 56 e

▸ 81 p, 56 n, 81 e
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Chemistry

Chemistry


Edition: 11th
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zexman911zexman911
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11 months ago
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whitedreamerz Author
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11 months ago
Thanks
mambah4
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Yesterday
Brilliant ツ
veronee_madison
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2 hours ago
this is exactly what I needed
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