physical science

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Across
  1. 6. mixture
  2. 7. range order
  3. 10. mixtures
  4. 11. zero
  5. 12. reaction
Down
  1. 1. unit
  2. 2. order
  3. 3. metals
  4. 4. table
  5. 5. range order
  6. 8. energy
  7. 9. element