kaylabrown625
kaylabrown625 kaylabrown625
  • 20-11-2020
  • Chemistry
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Please help! I’ll mark brainliest for best answer!

Please help Ill mark brainliest for best answer class=

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Dakis
Dakis Dakis
  • 20-11-2020

Answer:

The Atomic Number

Explanation:

The X would be the Atomic Number or amount of protons sorrounding the nucleus of that atom.

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