8.1.5 Vocabulary

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Across
  1. 2. - representation of a chemical reaction using chemical symbols, subscripts, and coefficients
  2. 3. - to produce
  3. 4. system - a system in which matter and energy exchanges do not occur across boundaries
  4. 6. - according to the law _____ cannot be created or destroyed
  5. 7. - elements or compounds that enter into a chemical reaction
  6. 8. system - a system in which exchanges of matter or energy occur across system boundaries
Down
  1. 1. - elements or compounds produced by a chemical reaction
  2. 2. - number in front of a chemical formula in an equation; how many molecules or atoms of each reactant and product are involved in a reaction
  3. 5. - number written slightly below and to the right of a chemical symbol; how many atoms of an element are in a compound