Chemistry, 17.02.2020 22:18 kayla114035
Hard water often contains dissolved Ca2 and Mg2 ions. One way to soften water is to add phosphates. The phosphate ion forms insoluble precipitates with calcium and magnesium ions, removing them from solution. A solution is 0.050 M in calcium chloride and 0.085 M in magnesium nitrate. What mass of sodium phosphate would you add to 1.5 L of this solution to completely eliminate the hard water ions.
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Hard water often contains dissolved Ca2 and Mg2 ions. One way to soften water is to add phosphates....
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