Recent content by vcuram

Thank you very much! If I understand correctly then the answer would be 1/2 (7 +12) which would be ~ 9 ph? That is the answer I chose. Thank you.

Homework Statement Solid Na2HPO4 is dissolved in water. What is the resulting pH of the solution? Relative pka's of phosphate derivaties are ~2, ~7, and ~12. Homework Equations No equation needed, just look at the species which phosphate would develop. The Attempt at a Solution...