Chemistry
Senior High
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想請問B選項! 詳解上寫(Pb2+)+NH3->Pb(OH)2
請問是怎麼出現的
JUS
BUD.
10. 下列哪些溶液可用來區分 Ba 及Pb²+ ?
70X30
(A) K₂CrO4 (B) NH, (C) NaCl (D) Na₂S (E) K₂SO4
10.0(800.00 10.0
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