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已知:(Ag+/Ag) = 0.7991V,(AgBr/Ag) = 0.071V,(Zn2+/Zn) = -0.763V, (Ag(S2O33-2/Ag) = 0.010V 确定0.0010mol AgBr能否溶于100cm3 0.025 mol·dm-3的Na2S2O3溶液中(生成Br-和Ag(S2O33-2);

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