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natita [175]
3 years ago
15

Help me plsssssssssssssssssssss

Chemistry
1 answer:
iren [92.7K]3 years ago
7 0

Answer:

B

Explanation:

Noble gases are in group 18 (neon, argon, etc)

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If you had a sample containing 55 alpha particles, how many protons would be present in that sample? Show all necessary work.
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