Matrix

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Across
  1. 4. a dissolved substance
  2. 6. the interaction of iron and air
  3. 8. any change that causes a new substance to be formed
  4. 9. change of a solid into a liquid when heat is added
Down
  1. 1. new material formed
  2. 2. disintegrating
  3. 3. change in matter
  4. 5. no new substance is formed
  5. 7. to undergo transformation
  6. 10. evidence of irreversible change