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Adsorption kinetics in phreeqc


I am interested in modeling arsenic adsorption kinetics (on iron oxide)
using phreeqc. Do you have an example of how to code adsorption kinetics?
The rate model and symbols for the equations are in the attachments. Thanks
for the help.

(See attached file: rate.bmp)(See attached file: rate.symbol.bmp)

Best regards,

Alan Welch
U.S.Geological Survey
333 W. Nye Lane
Carson City, NV  89706

Office:  (775) 887-7609
FAX:  (775) 887-7629

Attachment: rate.bmp
Description: Binary data

Attachment: rate.symbol.bmp
Description: Binary data

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