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So lost on this problem-HELP

  1. May 19, 2006 #1
    A sample containing NaCl, Na2SO4, and NaNO3 gives the following elemental analysis: Na:32.8%; O: 36.01%; Cl:19.51%.
    Calculate the mass percent of each compound in the sample
  2. jcsd
  3. May 19, 2006 #2
    Try starting by calculating the mass percents for a pure sample of each of the three compounds.

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