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STatiana [176]
3 years ago
11

Science. Which student is correct?

Biology
1 answer:
Brut [27]3 years ago
8 0
Student 2 because a proton is what identifies a atom and student to is the only one who has that under the list. Plus the valence electron is right as well
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Atomic radius blank as the atomic number increases across the period.
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Explanation:

hope this helped

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