The Periodic Table Crossword

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Across
  1. 4. You breath me, I am invisible
  2. 6. My atomic mass is 63.546
  3. 7. My atomic mass is 39.0983
  4. 9. My atomic mass is 1.00794
  5. 10. My atomic number is 99
  6. 13. I am worth $0.05
  7. 14. My element symbol is AU
  8. 17. My element symbol is N
  9. 18. My element symbol is FE
  10. 19. My element symbol is AM
Down
  1. 1. I have 86 protons in me
  2. 2. My element symbol is KR
  3. 3. I am the red stuff in thermometers
  4. 5. My atomic number is 74
  5. 7. I am made up of elements
  6. 8. My element symbol is S
  7. 11. My element symbol is AG
  8. 12. I help function the human body
  9. 15. My element symbol is CO
  10. 16. I have 10 protons in me