Lab Report #6-2-3: 0.1 M NagPO4 solution, using the given pH data, write expression for equilibrium constant (Ka or Kb): O Ka = [HPO4²-] [H*] / [PO43•] Ka = [HPO42-] [OH"] / [PO4³-] %3D Kb = [HPO42] [OH"] / [PO43] %3D Kb = [HPO42-] [H*] / [PO43-] %3D

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.