chemistry

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Across
  1. 2. we have 18% in our body
  2. 3. it has all the primary ones
  3. 5. it is in eggs
  4. 6. of what is made all living things
  5. 8. what we get from oxygen
  6. 9. we have 65% in our body
Down
  1. 1. we have 1% in our body
  2. 2. it is in our bones
  3. 4. is in protein
  4. 7. the most found chemical