sasha2200 sasha2200
  • 31-05-2017
  • Chemistry
contestada

What element has 81 protons in the nuclei of its atoms?
    

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GaryYamotto
GaryYamotto GaryYamotto
  • 31-05-2017
A: THALLIUM - has 81 protons in the nuclei of its atoms
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Аноним Аноним
  • 31-05-2017
it's thallium. it has 81 protons,
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