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El cido ascrbico (vitamina C), H 2 C 6 H 6 O 6 , tiene un pK a de 4,10. Una solucin es 0,10 M
El cido ascrbico (vitamina C), H 2 C 6 H 6 O 6 , tiene un pK a de 4,10. Una solucin es 0,10 M en cido ascrbico y 0,20 M en ascorbato de sodio, NaHC 6 H 6 O 6 . Cul es el pH aproximado de la solucin?
una. | 4.10 | |
b. | un poco menos de 4.10 | |
C. | un poco ms de 4.10 | |
d. | La solucin tendr un pH de exactamente 7. |
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