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El cido lctico, HC3H5O3, tiene un valor ka de 1,4 x10 -4. Considere valorar 25,0 ml de solucin de cido lctico 0,187 M con una
El cido lctico, HC3H5O3, tiene un valor ka de 1,4 x10 -4. Considere valorar 25,0 ml de solucin de cido lctico 0,187 M con una solucin de KOH 0,167 M. una. Calcular el pH inicial b. Calcular el pH despus de la adicin de 15,2 mL de KOH C. Calcular el pH en el punto de equivalencia d. Calcular el pH despus de la adicin de 40,5 mL de KOH.
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