saltyalexa saltyalexa
  • 12-09-2020
  • Biology
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URGENT!!
please help me solve this i really don’t understand it

URGENT please help me solve this i really dont understand it class=

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dayalejandraa8 dayalejandraa8
  • 12-09-2020
E because Helium’s atomic number is 2 so it has 2 electrons on each shell
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