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Electron Radius and Energy Derivation MCQ App Download & e-Book - 87

MCQ:

The second orbit of hydrogen is far from the first orbit at about

  1. two times
  2. six times
  3. four times
  4. nine times

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Electron Radius and Energy Derivation Learning App: Free Download (Android & iOS)

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Electron Radius and Energy Derivation App (Android & iOS)

Electron Radius and Energy Derivation App (Android & iOS)

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College Chemistry App (iOS & Android)

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A level Chemistry App (Android & iOS)

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SAT Chemistry App (iOS & Android)