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A 10.00 mL sample of 0.150 M sodium azide, NaN3, a weak base, is titrated with...

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Chemistry

A 10.00 mL sample of 0.150 M sodium azide, NaN3, a weakbase, is titrated with 0.100 M HCl. Calculate the pH afterthe addition of the following volumes of acid:

(a) 0.00 mL; (b) 9.00 mL; (c) 15.00 mL; (d) 27.00 mL

The Ka of HN3 is 1.9 x 10–5

Answer & Explanation Solved by verified expert
4.3 Ratings (838 Votes)
before HCl added only NaN3 present pKb of NaN3 10 x 1014 19 x 105 526 x 1010 pKb logKb log 526 x 1010 828 pOH 12 pKb logC pOH 12 828 log 015    See Answer
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