Dissociation Constants for Environmentally Significant Acids and Bases - Elements of Environmental Engineering: Thermodynamics and Kinetics - page 438

Compound K b 1 K b 2 K b 3

BH + [

OH − ]

BH + + OH − ;

Bases: B + H 2 O K b =

[ B ]

5.5 × 10 − 10

Acetate

1.8 × 10 − 5

Ammonia

8.9 × 10 − 5

N 2 H 4

2.5 × 10 − 5

Aniline

2.2 × 10 − 11 Methylamine

1.3 × 10 − 11

Tributylamine

4.4 × 10 − 3 1.7 × 10 − 10

Glycine

7.9 × 10 − 1

Urea

3.1 × 10 − 12 5.0 × 10 − 12

Fe(OH) 3

5.0 × 10 − 9 2.0 × 10 − 10

Al(OH) 3

CaOH + 3.5 × 10 − 2

MgOH + 2.5 × 10 − 3