Vocabulary exercise

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Across
  1. 4. Molecules that are connected with eachother are forming a ~
  2. 5. an evaporating substance characterized by its low melting point is~
  3. 7. a ~ is formed when the temperature is low enough to turn a dissolved substance into a insoluble one
  4. 8. If a good is often used and loses quality over time it ungoes an ~
  5. 10. a substance at a certain level of purity is ~
Down
  1. 1. Burning something is called ~
  2. 2. a substance that decomposes undergoes the process of ~
  3. 3. retardent a substance inhibiting the increasing risk of a fire is a ~
  4. 6. complex a steric smaller substance is surrounded by a larger one and forms a ~
  5. 9. a loose mass consisting of blister is a ~