Iron-Organic Matter Coprecipitates: Comparing Molar Enthalpies of Ion Exchange.

Nadine Kabengi1, Masayuki Shimizu2, Thomas Borch2 and Aaron Thompson3, (1)Department of Plant and Soil Sciences, University of Kentucky, Lexington, KY, (2)Colorado State University, Fort Collins, CO, (3)University of Georgia, Athens, GA