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Answer to Question #202655 in General Chemistry for Sabika
Question #202655
How the Ca2+ can be analyzed if its reduced form does not have any selective indicator
Expert's answer
The sample solution containing the calcium ions can reacted with an excess of ethylenediaminetetraacetic Acid. The indicator is added and remains blue as all the Ca2+ present are complexed with the ethylenediaminetetraacetic Acid.
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