Reacting GeO2 with H2O forms the tetraprotic (four H+ ions) acid, H4GeO4.  On a piece of paper, write down the chemical equations for the four acid dissociation equilibria.  Match each chemical species below with its correct (hypothetical) pKa value. Group of answer choices H4GeO4               [ Choose ]             4.56             12.70             10.24             6.91            H3GeO4 -               [ Choose ]             4.56             12.70             10.24             6.91            H2GeO4 2-               [ Choose ]             4.56             12.70             10.24             6.91            HGeO4 3-               [ Choose ]             4.56             12.70             10.24             6.91

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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.