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3 Written questions

2 Multiple choice questions

  1. The SI base unit used to measure the amount of a substance, abbreviated mol; one mole is the amount of a pure substance that contains 6.02 × 10^23 representative particles.
  2. The percent of mass of each element in a compound.

2 True/False questions

  1. empirical formulaA formula that specifies the actual number of atoms of each element in one molecule or formula unit of the substance.

          

  2. molar massThe SI base unit used to measure the amount of a substance, abbreviated mol; one mole is the amount of a pure substance that contains 6.02 × 10^23 representative particles.

          

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