Nicotine, C 10 H 14 N 2 , has two basic nitrogen atoms (Figure 16.12), and both

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Nicotine, C10H14N2, has two basic nitrogen atoms (Figure 16.12), and both can react with water.Nic(aq) + HO(l) NicH+ (aq) + HO(l) NicH+ (aq) + OH-(aq) NicH2+ (aq) + OH-(aq)

Kb1 is 7.0 × 10−7 and Kb2 is 1.1 × 10−10. Calculate the approximate pH of a 0.020 M solution.

Data given in Table 16.2

Increasing Acid Strength TABLE 16.2 Acid Name Perchloric acid Sulfuric acid Hydrochloric acid Nitric acidHexaaqualead(11) ion Hexaaquacobalt(II) ion Boric acid Ammonium ion Hydrocyanic acid Hexaaquairon(11) ion

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Chemistry And Chemical Reactivity

ISBN: 9780357001172

10th Edition

Authors: John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

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