Environmental Soil Chemistry - Chapter 6 docx
Environmental Soil Chemistry - Chapter 6 docx
... exchange
b
Kerr K
K
=
{K -soil} [Na
+
]
c
K
K
=
{K -soil}
2
[Ca
2+
]
{Na -soil} [K
+
] {Ca -soil} [K
+
]
2
Vanselow
d
K
V
=
{K -soil} [Na
+
]
, K
V
=
{K -soil}
2
[Ca
2+
]
{Na -soil} [K
+
]
[
{Ca -soil} [K
+
]
2
]
or ... K
V
=
{K -soil}
2
[Ca
2+
]
{Na -soil} [K
+
]
[
{Ca -soil} [K
+
]
2
]
or K
V
= K
K
1
[
{K -soil} + [Ca -soil]
]
or
K
K
1
[
{K -soil} + [Ca -soil]
]
Krishnamoorthy– K
KO
=...
Environmental Soil Chemistry - Chapter 7 docx
... 1GB, UK.
6
-8 .0
-8 .2
-8 .4
-8 .6
-8 .8
-9 .0
-9 .0 -5 .8 -5 .6 -5 .4
5 4 3 pH
3.1
log C
S
H
δ
-Al
2
O
3
log R
H
1
FIGURE 7.27. The dependence of the rate of proton-promoted
dissolution of γ-Al
2
O
3
, ... for 24-hr periods (each
replenishment represents a 24-hr
extraction) with HNO
3
at pH 6. 0. From
Scheckel et al. (2001), with permission.
H
n
SiO
4
n-4...
Practical Design Calculations for Groundwater and Soil Remediation - Chapter 6 docx
... VI.2.14]
The (Q
a
/Q
w
)
min
is the minimum air-to-water ratio (in vol/vol), and this
is the air-to-water ratio for the above-mentioned ideal case. The actual air-
to-water ratio is often chosen to be a ... Eq. VI.2.14 to determine the minimum air-to-water-ratio:
So,
(Q
a
/Q
w
)
min
= 10.25 (dimensionless)
c. Use Eq. VI.2.15 to determine the air-to-water-ratio:
So,
(Q
a
/Q
w
) = 30.75 (dime...
GIS for Environmental Decision Making - Chapter 6 docx
...
potential of GIS, Journal of Environmental Management, 68 , 31 5-3 28, 2003.
11.
Foster, D., Wood, A., and Griffiths, M., The Water Framework Directive (2000 /60 /EC) - an
introduction, Department ... by Taylor & Francis Group, LLC
110 GIS for environmental decision-making
6. 5.2 Removal of Peak Value
Comparison of Figure 6. 4a with Figure 6. 5a shows the very localis...
Environmental Soil Chemistry - Chapter 0 pdf
... 2002104258
International Standard Book Number: 0-1 2 -6 564 4 6- 9
PRINTED IN THE UNITED STATES OF AMERICA
02 03 04 05 06 07 CTP 9 8 7 6 5 4 3 2 1
Environmental
Soil
Chemistry
Second Edition
Donald L. Sparks
University ... ix
CHAPTER 6
CHAPTER 7
Environmental Soil Chemistry
Second Edition
For Joy and my doctoral advisors, David C. Martens and Lucian W. Zelazny
Prefac...
Environmental Soil Chemistry - Chapter 1 pot
... 150–2,500 517 73–3, 861 2 ,66 0 61 0
Mo 14.3 1–40 7 2–30 — — 13 8
Ni 235 36 562 510 20–5,300 121 16 2,120 380 350
Pb 1,832 1 36 7 ,62 7 820 120–3,000
281 52–2,914 1,700 61 0
Sb 10 .6 2–44 — — — — — —
Se ... contaminants in water and soil and their impact on plant, animal,
and human health, the emphasis of soil chemistry is now on environmental
soil chemistry. Environmental so...
Environmental Soil Chemistry - Chapter 2 pps
... cell
d
SiO
2
50.95 60 . 06 3.390 31.3 76 7.844
Al
2
O
3
16. 54 101.94 0.974 9.015 3.005
Fe
2
O
3
1. 36 159 .69 0.055 0.509 0.170
FeO 0. 26 71.85 0.007 0. 065 0.033
MgO 4 .65 40.30 0.231 2.138 1. 069
CaO 2. 26 56. 08 0.081 ... Inorganic Soil Minerals
a
IR (nm) Radius ratio
b
CN
O
2–
0.140 — —
F 0.133 — —
Cl
–
0.181 — —
Si
4+
0.039 0.278 4
Al
3+
0.051 0. 364 4 ,6
Fe
3+
0. 064 0.457...
Environmental Soil Chemistry - Chapter 3 pptx
... sulfur.
Reprinted from Buffle (1984),
by courtesy of Marcel Dekker, Inc.
Cl
-
CO
3
S-OH
-COOH
-OH
N
org
-8 -6 -4
log C, M
2
SO
4
2-
F
-
PO
4
3-
S
org
LS LH X
“Simple” ligands
Sites of organic
complexants
of ... Haplaquoll Proposed
b
C (%) 56. 4 58.2 54.2 61 .8
H (%) 5.5 5.4 6. 0 5.9
N (%) 4.1 3.1 6. 0 2.5
S (%) 1.1 0.7 0.9 —
O (%) 32.9 32 .6 32.9 29.8
Total acidit...
Environmental Soil Chemistry - Chapter 4 pptx
... PO
4
NO
3
OH
Ca 91. 36
b
2. 26 5.03 0.43 0.23 0 .68 —
Mg 91.95 1 .60 4.02 0.35 0.33 1.72 0.03
K 99.29 0.14 0. 36 0.08 — 0.12 —
Na 98.97 0.27 0.58 0.12 0.01 0.05 —
Cu 1. 86 95. 26 0.13 — 1 .68 — 1. 06
Zn 42.38 ... 131
11
10
9
8
7
6
5
4
3
-6 -5 -4 -3
log Al
3
+
+ 3pH
log H
4
SiO
4
°
I
llite
Pyrophyllite
M
usc
o
vite
Ka
olin
ite
(6)
M
g
-
M
o
n
t
m
o
r
i
l
l
o
n
i
te...
Environmental Soil Chemistry - Chapter 5 doc
... 5.4.
-1 .0
-0 .8
-0 .6
-0 .4
-0 .2
0
0 -5 0 -1 00 -1 50 -2 00
-2 50
-1 .0
-0 .8
-0 .6
-0 .4
-0 .2
0
0 -5 0 -1 00 -1 50 -2 00 -2 50
NET SURFACE CHARGE, cmol cm
-2
x 10
-7
1M
0.01M
0.1M
0.001M
GOUY-CHAPMAN
GOUY-CHAPMAN
GOUY-CHAPMAN
GOUY-CHAPMAN
STERN
STERN
STERN
STERN
ACROHUMOX ... (1999)
6. 31 6. 76 Montmorillonite Inner-...
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