Chem Digest

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Across
  1. 3. A state of matter between gas and solid.
  2. 5. The term for a substance that increase the rate of chemical reactions.
  3. 9. Essential gas for respiration.
  4. 10. Element with atomic number of 7.
Down
  1. 1. Process where substance gains oxygen or loses electron.
  2. 2. Amount of product produced in a chemical reaction.
  3. 4. Part of electron with no charge.
  4. 6. Chemical element with the symbol of Na.
  5. 7. SI unit for the amount of substance.
  6. 8. A reaction where heat is absorbed making the surrounding colder.