Jump to content

Recommended Posts

  • Solution
Posted

Salut, pour la E, l'ordre de réaction = 1 donc on peut utiliser la formule ln(Ao/A) = k.t avec Ao = 1,6 M et A = 10% de Ao = 0,16 M 

donc t = ln(1,6/0,16) / k donc t = ln(10)/k 

ITEM VRAI 

Par contre je ne sais pas trop pour la D, peut-être que @Le_Polâuné pourrait t'éclairer...

Join the conversation

You can post now and register later. If you have an account, sign in now to post with your account.
Note: Your post will require moderator approval before it will be visible.

Guest
Reply to this topic...

×   Pasted as rich text.   Paste as plain text instead

  Only 75 emoji are allowed.

×   Your link has been automatically embedded.   Display as a link instead

×   Your previous content has been restored.   Clear editor

×   You cannot paste images directly. Upload or insert images from URL.

  • Recently Browsing   0 members

    • No registered users viewing this page.
×
×
  • Create New...