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A 20.8 mL sample of 0.304 M triethylamine, (C2H5)3N, is titrated with 0.341 M hydroiodic acid. (1)...

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Chemistry

A 20.8 mL sample of 0.304 M triethylamine, (C2H5)3N, is titratedwith 0.341 M hydroiodic acid.

(1) Before the addition of any hydroiodic acid, the pH is (2)After adding 7.53 mL of hydroiodic acid, the pH is

(3) At the titration midpoint, the pH is

(4) At the equivalence point, the pH is

(5) After adding 26.5 mL of hydroiodic acid, the pH is

Please show step by step instructions,

many thanks!

Answer & Explanation Solved by verified expert
3.9 Ratings (387 Votes)
trimethyl amine Kb 63 x 105 pKb 42 millimoles of trimethyl amine 208 x 0304 632 a initial pH pOH 12 pKb logC pOH 12 pKb log 0125    See Answer
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