(考研真题)在含有 Pb2+和 Cd2+的溶液中,通往 H2S 至沉淀完全时,溶液中 c(Pb2+)/c(Cd2+)为( )
A.K(CdS) B.Kθsp(CdS)/ Kθsp(PbS) C.Kθsp(PbS)/ Kθsp(CdS) D.[ K正确答案C
(考研真题)在含有 Pb2+和 Cd2+的溶液中,通往 H2S 至沉淀完全时,溶液中 c(Pb2+)/c(Cd2+)为( )
A.K(CdS) B.Kθsp(CdS)/ Kθsp(PbS) C.Kθsp(PbS)/ Kθsp(CdS) D.[ K正确答案C