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Déplacement moléculaire cours


Go to solution Solved by Lulu_le_Fou,

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  • Responsable Matière
Posted

Salut,

Je ne comprends pas comment on doit déterminer la valeur z de cette equation quelqu'un pourrait il m'expliquer ? image.png.0622330093bdfdf9392f2d5958f3ef98.png

Merci d'avance

David 

  • Ancien Responsable Matière
  • Solution
Posted

Salut, 

z concerne le nombre de charge de l'ion :

exemple : Ca2+ : z = + 2

autre exemple : Cl-   ; z = - 1

autre exemple :  K+  ;  z = + 1

J'espère que cela est claire

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