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        1. ijW(xu)dȤСMͬW(xu)(jng)Y֪m(dng)ضȺ߻l¿D(zhun)׃?yu)ǣ̽ڲͬضD(zhun)ǵij̶ÿ˶M(jn)ƒɲ򞣺
          E1һ֧ԇȡһcˮټmϡuӟᵽһĜضȣ^˿ƜضȲͬӟm(x)rgͬ
          E2ȻÃ֧Сԇܸȡԇ܃(ni)ķ(yng)һ֧Сԇܣ̖A(ni)μNaOHҺʏ(qing)Aٵ4-5CuS04ҺӟУһ֧Сԇܣ̖B(ni)μ2-3εˮ^첢ӛ䛬F(xin)
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          ĿлW(xu) Դ

          29ijW(xu)dȤСMͬW(xu)(jng)Y֪m(dng)ضȺ߻l¿D(zhun)׃?yu)ǣҺcƵĚ~ɼtɫ~Cu2O̽ڲͬضD(zhun)ǵij̶ȣÿ˶M(jn)ƒɲ򞣺
          E1һ֧ԇȡһcˮټmϡuӟᵽһĜضȣ^˿ƜضȲͬӟm(x)rgͬ
          E2ȻÃ֧Сԇܸȡԇ܃(ni)ķ(yng)һ֧Сԇܣ̖A(ni)μNaOHҺʏ(qing)Aٵ45CuSO4Һӟһ֧Сԇܣ̖B(ni)μ23εˮ^첢ӛ䛬F(xin)
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          ĿлW(xu) Դ

          28ijW(xu)dȤСMͬW(xu)(jng)Y֪m(dng)ضȺ߻l¿D(zhun)׃?yu)ǣ̽ڲͬضD(zhun)ǵij̶ÿ˶M(jn)ƒɲ򞣺
          E1һ֧ԇȡһcˮϣټmϡuӟᵽһĜضȣ^У˿ƜضȲͬӟm(x)rgͬ
          E2ȻÃ֧Сԇܸȡԇ܃(ni)ķ(yng)һ֧Сԇܣ̖A(ni)μNaOHҺʏ(qing)Aٵ4-5CuS04Һӟһ֧Сԇܣ̖B(ni)μ2-3εˮ^첢ӛ䛬F(xin)
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          ĿлW(xu) Դ} }

          ijУW(xu)dȤСMͬW(xu)(jng)Y֪m(dng)ضȺ߻l¿D(zhun)׃?yu)̽ڲͬضD(zhun)ǵij̶ÿ˶M(jn)ƒɲ򞣺
          E1. һ֧ԇȡһcˮټmϡuӟᵽһĜضȡ^˿ƜضȲͬӟm(x)rgͬ
          E2ȻÃ֧Сԇܸȡԇ܃(ni)ķ(yng)һ֧Сԇ(̖A)(ni)μNaOHҺʏ(qing)Aٵ4-5CuSO4Һӟһ֧Сԇ(̖B)(ni)μ2-3εˮ^첢ӛ䛬F(xin)
          (1)ڸ˿ƵĜضȲͬF(xin)NrՈ(j)ьW(xu)֪RЌrR
          (2)ڲE2Aԇ܃(ni)Na0HҺ_______________________

          鿴𰸺ͽ>>

          ĿлW(xu) Դ2005꽭KʡKпW(xu)ԇ棩 }

          ijW(xu)dȤСMͬW(xu)(jng)Y֪m(dng)ضȺ߻l¿D(zhun)׃?yu)ǣ̽ڲͬضD(zhun)ǵij̶ÿ˶M(jn)ƒɲ򞣺
          E1һ֧ԇȡһcˮټmϡᣬuӟᵽһĜضȣ^˿ƜضȲͬӟm(x)rgͬ
          E2ȻÃ֧Сԇܸȡԇ܃(ni)ķ(yng)һ֧Сԇܣ̖A(ni)μNaOHҺʏ(qing)Aٵ4-5CuS04Һӟһ֧Сԇܣ̖B(ni)μ2-3εˮ^첢ӛ䛬F(xin)
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          ͬ(x)Դ