Chemistry

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Across
  1. 3. A substance that speeds up a chemical reaction
  2. 6. a Method of collection of ammonia gas
  3. 7. Observation when ammonia gas is introduced to concentrated HCL
Down
  1. 1. Drying agent for ammonia
  2. 2. Name of chemist who discovered an efficient way of making ammonia.
  3. 4. A ______ reactant is the first to be completely consumed in the reaction
  4. 5. mol/dm^3