J Jenli New member Apr 25, 2010 #1 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)
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)