17. Acid and Base Equilibrium
Triprotic Acids and Bases Calculations
Multiple Choice
Multiple ChoiceDetermine the pH of 0.250 M sodium phosphate, Na3PO4. Phosphoric acid, H3PO4, contains Ka1 = 7.5 × 10−3, Ka2 = 6.2 × 10−8 and Ka3 = 4.2 × 10−13.
A
12.82
B
7.21
C
1.18
D
12.38
225
views
2
rank
Related Videos
Related Practice