balancing reactions

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Across
  1. 2. A number placed in front of a chemical formula in a balanced equation to indicate the relative number of moles of each reactant and product.
  2. 4. Substances produced as a result of a chemical reaction.
  3. 7. The reactant that remains after the limiting reactant is completely consumed in a chemical reaction.
  4. 9. The reactant that is completely consumed in a chemical reaction and determines the maximum amount of product that can be formed.
Down
  1. 1. The amount of product obtained in a chemical reaction.
  2. 2. The principle that matter cannot be created or destroyed in a chemical reaction; the total mass of the reactants equals the total mass of the products.
  3. 3. The basic building block of matter, consisting of protons, neutrons, and electrons.
  4. 5. Substances that undergo change in a chemical reaction.
  5. 6. The process of adjusting the number of reactants and products in a chemical equation to ensure the number of atoms of each element is equal on both sides of the equation.
  6. 8. A symbolic representation of a chemical reaction using chemical formulas and symbols.