4R) Aqueous solutions of a compound did not form precipitates with Cl-, Br, I-, SO42-, CO32-, PO43-, OH", or S2-. This highly water-soluble compound produced the foul-smelling gas H2S when the solution was acidified. This compound is A) Pb(NO3)2 B) (NH4)2S C) KBr D) Li2CO3 E) AgNO3 Answer: B

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Q: a precipitate with barium?   I- Cl- C2H3O2- SCN-

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Q: Record your observations in the data table below. If no precipitate forms write NR for r AGNO3 (Ag*)…

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