Table 5 Chemical reactions and equilibrium constants adjusted by SIT

From: Oxic corrosion model for KAERI Reference disposal system via O2 consumption reactions and mixed-potential theory

Reaction

K (T = 25 °C)

I = 0.7 M

I = 1 M

I = 2 M

I = 5 M

\({{\rm{H}}}^{+}+{{\rm{OH}}}^{-}={{\rm{H}}}_{2}{\rm{O}}\)

14.00

14.00

14.00

14.00

\({{\rm{Cu}}}^{+}+{{\rm{Cl}}}^{-}={\rm{CuCl}}\)

2.82

2.83

2.92

3.28

\({\rm{Cu}}++2{{\rm{Cl}}}^{-}={{\rm{CuCl}}}_{2}^{-}\)

5.37

5.37

5.50

5.66

\({Cu}++3C{l}^{-}={CuC}{l}_{3}^{-2}\)

5.06

5.08

5.26

5.60

\(C{u}^{+}+C{l}^{-}+{H}_{2}O={CuClO}{H}^{-}+{H}^{+}\)

-5.65

-5.65

-5.67

-5.72

\(C{u}^{+}+2C{l}^{-}+{H}_{2}O={CuC}{l}_{2}O{H}^{-2}+{H}^{+}\)

-7.87

-7.79

-7.67

-7.33

\(C{u}^{+}+C{l}^{-}+{2H}_{2}O={CuClO}{H}_{2}^{-2}+2{H}^{+}\)

-19.80

-19.72

-19.60

-19.26

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