Common Mathematical Operations In Chemistry Worksheets With Answers Page 10
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14A-10
Appendix C
•
Equilibrium Constants for selected substances
Dissociation (Ionization) Constants (K
) of Selected Acids (continued )
a
Name and Formula
Lewis Structure
†
K
K
K
a1
a2
a3
O
O
H
Malonic acid
1.4310
2.0310
23
26
O
C
H
C
C
O
H
HOOCCH
COOH
2
H
Nitrous acid
7.1310
24
H
O
N
O
HNO
2
O
O
Oxalic acid
5.6310
5.4310
22
25
H
O
C
C
C
O
H
HOOCCOOH
H
H
C
C
Phenol
1.0310
210
H
C
C
H
O
C
H
OH
6
5
C
C
C
H
H
H
H
H
O
C
C
Phenylacetic acid
4.9310
25
H
C
C
C
C
O
H
C
H
CH
COOH
6
5
2
C
C
C
H
H
H
O
Phosphoric acid
7.2310
6.3310
4.2310
23
28
213
H
O
P
H
O
H
PO
3
4
H
O
O
Phosphorous acid
3310
1.7310
22
27
H
P
O
H
HPO(OH)
2
O
H
H
H
O
Propanoic acid
1.3310
25
H
C
C
C
O
H
CH
CH
COOH
3
2
H
H
O
H
O
Pyruvic acid
2.8310
23
C
C
C
O
H
H
CH
C(O)COOH
3
H
O
H
H
O
Succinic acid
6.2310
2.3310
25
26
H
O
C
C
C
C
O
H
HOOCCH
CH
COOH
2
2
H
H
O
Sulfuric acid
Very large
1.0310
22
H
O
S
O
H
H
SO
2
4
O
O
Sulfurous acid
1.4310
6.5310
22
28
H
O
S
H
O
H
SO
2
3
(continued)
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