Which compound in solution produces a precipitate with aqueous ammonia that does not dissolve when an excess of ammonia is addedQ4 Passing H2S gas into a mixture of Mn2+, Ni2+, Cu2+ ions in acidified aqueous solution precipitates
1 point
(a) CuS and HgS
(b) MnS and CuS
(c) MgS and NiS
(d) Nis and HgS
1 point
(a) CuS and HgS
(b) MnS and CuS
(c) MgS and NiS
(d) Nis and HgS
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Answer:
markas BRAINLIEST and thank
Explanation:
(b) MnS and CuS
Answer:
mns and cus this is correct answer