A student added calcium ion ca 2 to an aqueous solution as
A student added calcium ion, Ca +2 to an aqueous solution as well as observed formation of a precipitate. Addition of HNO 3 had no effect on the precipitate. Explain what anion was present in the original solution?
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a student added calcium ion ca 2 to an aqueous solution as well as observed formation of a precipitate addition of hno
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