https://padlet.com/lionel_pilandon/8r3rfpbj5fz8 Ressources sur le module M8, cours, activités et exercices... en-us 2018-10-02 08:25:10 UTC 2023-05-25 05:01:02 UTC hello@padlet.com lionel_pilandon https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/287992683 pH = -log [H₃O⁺]

Comment calculer la concentration en ions [H₃O⁺]
[H₃O⁺]=10<sup>-pH

Produit ionique de l'eau, à 25°C :</sup>
[H₃O⁺] x [🤬^-] = 10^-14


]]> 2018-10-02 08:38:08 UTC https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/287992683 lionel_pilandon https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/287995466 -Un acide est une espèce chimique capable de céder un ou plusieurs  ions H+ (ou protons)
-Une base est une espèce chimique capable de capter un ou plusieurs ions H+ (ou protons)

]]> 2018-10-02 08:46:10 UTC https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/287995466 emmanuel_bricout https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/287999635 2018-10-02 08:58:31 UTC https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/287999635 lionel_pilandon https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288567669 Concentration molaire : c=n/V
Concentration massique : Cm=m/V
Relation : Cm = c x M]]> 2018-10-03 12:19:25 UTC https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288567669 lionel_pilandon https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288570979 2018-10-03 12:26:57 UTC https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288570979 lionel_pilandon https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288571693 2018-10-03 12:28:36 UTC https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288571693 lionel_pilandon https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288571890 2018-10-03 12:29:02 UTC https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288571890 lionel_pilandon https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288581034 -Un acide fort  réagit totalement  en solution.
-Une base forte réagit totalement en solution.
-Un acide faible réagit partiellement en solution.
-Une base faible réagit partiellement en solution.]]> 2018-10-03 12:47:48 UTC https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288581034 lionel_pilandon https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288584017 ...]]> 2018-10-03 12:53:32 UTC https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/288584017 lionel_pilandon https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/462370083 2020-03-16 21:17:42 UTC https://padlet.com/lionel_pilandon/8r3rfpbj5fz8/wish/462370083