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J
CuSO4(aq) and Na2S(aq) are mixed? 2 Cu+ (aq) + S2- (aq) ---> Cu2S(s)
Cu2+(aq) + S2-(aq) ---> CuS(s)
Cu2+ (aq) + S2- (aq) + 2 Na+(aq) + SO42-(aq ---> CuS(s) + Na2SO4(s)
2 Na+(aq) + SO42-(aq) ---> Na2SO4(s)
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J
...percent yield of the reaction? Cl2 + 3F2 --> 2ClF3
