→ RLCorn:這是去年台聯的題目吧? 可以參考2811 2813 兩篇 07/04 15:39
推 sparkle0829:都不爬文... 07/04 21:54
a 100ml sample of the triprotic weak acid H_3A(0.2M)is titrated with 0.2M of
NAOH.Bsides water and sodium ion,what are the major species after 180ml of
0.2M NAOH is added in the titration?答案是H_2A^-,HA^2-
請問要怎麼算?
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