140 For ortho phosphoric acid H PO4 aq H O aq H O aq H PO4

Last updated: 7/3/2023

140 For ortho phosphoric acid H PO4 aq H O aq H O aq H PO4 aq K H PO4 aq H O aq H O aq HPO2 aq K HPO2 aq H O aq H 0 aq 4 PO aq K a3 The correct order of K values is a1 A Ka K Ka B Ka K Ka 1