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Ion Removal

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An ion can be removed from an aqueous solu-tion by 1. the formation of a gas that escapes. 2. formation of a precipitate. 3. the
1. 4 answers
2. asked by cheri
3. 1,069 views
A hard water sample contains 121 mg of CaCO3 per liter of water. Calculate the mass of Na3Po4 needed to remove all Ca^2+ ions
1. 2 answers
2. asked by Sam
3. 542 views