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May 23, 2015

Homework Help: chemistry

Posted by Christie on Monday, October 8, 2007 at 4:55pm.

No precipitate formed when an aqueous solution of NaCl or Na2SO4 was added to the sample solution. A precipitate formed when the sample solution was made basic with NaOH. Which ion(s) are present in the sample soluiton?

[Hg2]2+
[Ba]2+
[Mn]2+

I know that all three are not, but how do I figure out what is?

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