Question

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11.救一下感恩

(A) [OH]> [H] (B) [H] > [OH ] (C) the water is no longer neutral (D)
none of these is correct.
11. A 100.0-mL sample of 0.2 M (CH3)3N (Kb = 5.3 x 105) is titrated with 0.2 M HCI. What is the pH at
the equivalence point?
(A) 5.4 (B)7.0 (C) 10.3 (D) 3.1 (E) 9.9
17 You have a solution of 0 10 MC5 and 0.10 M Cr0.² You add 0 10 M silver nitrate dropwise into

Answer 1

✨ คำตอบที่ดีที่สุด ✨

avocadocompany

鹽類水解 [H+]=√(Kw/Kb*CM)

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沒答案

avocadocompany

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