sebascuzco6 sebascuzco6
  • 18-11-2022
  • Chemistry
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What is the energy of an electron in the first energy level of hydrogen?
A. -1.089 × 10-18 J
B.-2.178 x 10-18 J
C.-4.356 x 10-18 J
D. -5.445 x 10-19 J

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