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jryn17

About jryn17

  • High School student graduating 2019
  • Cheatographer since 29 August, 2017.

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  • 2 Cheat Sheet Pages
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Cheat Sheets By jryn17

2 Pages
  (1)
Groups 1,2,13-18 of the Periodic Table and a list of Common Ions
29 Aug 17, updated 30 Aug 17