# Chemistry

posted by
**George** on
.

The Ka values of H3PO4 are shown below.

Ka1 7.5 multiplied by 10-3

Ka2 6.2 multiplied by 10-8

Ka3 4.8 multiplied by 10-13

What is the pH of a 0.14 M solution of Na2HPO4?

posted by
**George** on
.

The Ka values of H3PO4 are shown below.

Ka1 7.5 multiplied by 10-3

Ka2 6.2 multiplied by 10-8

Ka3 4.8 multiplied by 10-13

What is the pH of a 0.14 M solution of Na2HPO4?