author: john philip powell

Three Chemosynthetic Autotrophic Bacteria Important to Leaching Operations at Arizona Copper Mines: 1961

... Heat of formation determinations_ . Calcium ferrites .. CONTENTS Page 2222229 2000 2000+ 1 Magnesium ferrite ... MgO ( c ) + Fe2O3 ( c ) = MgFe2Ö1 ( c ) – 10 20. Heat and free energy of reaction 2 Ca ( c , 1 ) + 2 Fe ( c ) +5,2 O2 ( g ) ...

Heats and Free Energies of Formation of Ferrites and Aluminates of Calcium, Magnesium, Sodium, and Lithium

Kenneth Keith Kelley Abner Decker Hahn Edward G. King John Philip Powell Mary F. Koehler Michael George Zabetakis Wilbur I. Duvall A. U. Christensen David S. Burgess Kenneth H. Johnston R. Barany W. C. Miller M. M. Fine

Fluorides

... Heat of formation determinations . Calcium ferrites . CONTENTS Page 1 ... formation ( 298.15 ° to 1,800 ° K. ) . Values referred to the oxides .. Values ... MgO ( c ) + Fe2O3 ( c ) = MgFe2O1 ( c ) -- 10 12. Heat and free energy of ...