Abstract: | This paper proposes a new method for determining the intrinsic acidity constantsK
a1
int
andK
aj
int
. The new method is a great improvement over the modified Langmuir plot method generally adopted in that determination of
these constants is not dependent on the specific surface area
of the marine solid particles. The new method was used to determineK
a1
int
,K
2a
int
and
for the main inorganic components of marine solid particles, including illite, montmorillonite, kaolinite, goethite, γ-AlOOH.
amorphous ferric oxide, δ-MnO2, manganite, SiO2 and calcium carbonate, and can facilitate the study on the effect of solution constituents, solution temperature, ionic strength,
etc. on the value of
. |