Appendix

Appendices1099Compound Conjugate Acid pK a K aCOOHnitrilotriacetic acid (T = 20 o C)(pK a1 : m = 0.1 m) NH +HOOC COOH2-nitrobenzoic acidCOOHCOOH1.1 (COOH)1.650 (COOH)2.940 (COOH)10.334 (NH 3 )9.1×10 –39.1×10 –39.1×10 –39.1×10 –3NO 22.179 9.1×10 –33-nitrobenzoic acid4-nitrobenzoic acidNO 23.449 9.1×10 –3O 2 N COOH 3.442 3.61×10 –42-nitrophenolOHNO 27.21 6.2×10 –8OH3-nitrophenol4-nitrophenolNO 28.39 4.1×10 –9O 2 N OH 7.15 7.1×10 –8nitrous acid HNO 2 3.15 7.1×10 –4oxalic acid H 2 C 2 O 41.2524.2665.60×10 –25.42×10 –51,10-phenanthroline4.86 1.38×10 –5NH +Nphenol OH 9.98 1.05×10 –10