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  • 21-02-2024
  • Chemistry
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Exercice 4: pH d'une solution mélange d'un acide faible et d'une base forte

Un récipient contient 20 cm' d'une solution d'acide formique [HCOOH] = 0.1 M. On y verse 5 cm' d'une solution

d'hydroxyde de sodium [NaOH] = 0.1 M, calculer le pH de la solution obtenue, sachant que :

pKA(HCOOH/HCOO)= 3.75

Respuesta :

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