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WARRIOR [948]
2 years ago
8

I need help ASAP pls

Chemistry
1 answer:
Sergio039 [100]2 years ago
4 0

Answer:

1.40.078 u

2.26.981539 u

3.207.2 u

4.56

5.53.9396147 u

6.1.00784 u

Explanation: your welcome

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How are elements labeled on the periodic table that have the same number of<br> valence electrons?
aksik [14]

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Explanation:

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Basile [38]

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