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Posted by on Wednesday, September 19, 2012 at 5:10pm.

A variety of ions including Na+, K+, NH4
Pb2+, Fe2+, NO3
−, Cl−, Br−, S2−, and CO3
are mixed in a beaker of water. If you
analyzed the precipitates, which substances
would you expect to find?
1. PbS and FeCO3
2. FeCl2 and KCl
3. NaBr and Pb(NO3)2
4. PbCO3 and NaCl
5. NaNO3 and K2S
6. FeCO3 and KNO3
7. FeS and Na2CO3

  • chemistry - , Wednesday, September 19, 2012 at 8:34pm

    See the solubility rules.

  • chemistry - , Sunday, February 7, 2016 at 11:42am

    PbS and FeCO3

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