A 500 mg sample contains FeCl3 and MgCl2. Ammonia was added to the sample to precipitate the chlorides. The filtrated sample was then heated to form 235.59 mg of oxide. calculate the mass of MgCl2 in the sample

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Chapter19: Transition Metals And Coordination Chemistry
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Problem 14E: A 2.5624-g sample of a pure solid alkali metal chloride is dissolved in water and treated with...
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A 500 mg sample contains FeCl3 and MgCl2. Ammonia was added to the sample to precipitate the chlorides. The filtrated sample was then heated to form 235.59 mg of oxide.

  • calculate the mass of MgCl2 in the sample
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