Unit 3 Crossword

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Across
  1. 4. The mass of exactly 1 mol of the chemical is known as its ________ ________.
  2. 5. In 1 _____ of particles there are 6.022 times 10 to the 23rd power particles
  3. 7. A type of a chemical reaction in which a single reactant forms 2 or more products.
Down
  1. 1. Reactant that lost electrons in a chemical reaction
  2. 2. Chemical used up during the reaction
  3. 3. A type of a chemical reaction in which one of the reactants is molecular oxygen
  4. 6. We balance a chemical equation by using the smallest, whole number
  5. 8. Reaction that absorbs energy from the surroundings