作者查詢 / sarltk
作者 sarltk 在 PTT 全部看板的留言(推文), 共322則
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3F推:低調推07/28 09:53
3F→:謝謝07/22 11:42
4F推:BaCO3 和 Ag2CO3 都是 CO3 2- 所以會和 H+ 反應07/22 11:48
5F→:CO3 2- + 2H+ → CO2 + H2O07/22 11:48
6F→:由勒沙特列 原理 BaCO3 → Ba2+ + CO3 2- CO3 2-少07/22 11:49
7F→:反應 向右進行 所以 會溶於稀硝酸中07/22 11:50
8F→:類似的例子還有 CrO4 2- SO3 2- 這幾類的沈澱物可溶於酸07/22 11:50
2F推:產生的Cl2可以和原溶液中的 I- 反應 Cl2+ 2I- → 2Cl-+ I207/22 11:40
3F→:所以 我覺得 方程式 可能是 以下這一個07/22 11:40
4F→:NaClO +2KI + 2H2SO4 → NaCl + I2 + H2O + K2SO407/22 11:41
5F→:離子方程式 ClO- + 2I- + 2H+ → Cl- + I- +2H2O07/22 11:42
5F推:低調推07/05 23:03
1F推:低調推07/04 10:44
233F推:推10/13 21:18
233F推:推10/13 21:18
233F推:推10/13 21:18
233F推:推10/13 21:18