327
The Carbonate System
Cu(II)
Year
1950
2000
2050
2100
2150
2200
2250
2300
Percent of Species
10
20
30
40
50
60
70
Cu
2+
CuCO 3
Figure 7.72
Expected decrease in fraction of free divalent ions in seawater over the next 1000 years.
Divalent Metals
Metal
Mn Fe Co Ni Cu Zn Be Cd Pb Hg
% Increase
0
5
10
15
20
25
30
35
Figure 7.73
The percentage increase in the concentration of free divalent ions in seawater over the next 1000 years.