Answer:
elements in the same column have the same number of neutrons. elements with similar mass are placed in the same column.
Answer:
I think it is true I'm not saying it is but if you get another person who says its true say true
Explanation:
Yes thank u teehee
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They both involve atoms. Other than that they're the exact opposite of each other. Fusion is putting atoms together. Fission is taking them apart.
Answer:
B Both are directly related to movement.
