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https://tutoweb.org/tat_librairie/Purpan/Concours blanc/S1/S1 - Concours blanc Purpan 2019-2020.pdf

Bonjour, est-ce que quelqu'un pourrait m'expliquer l'item D du QCM 16 de Chimie? Je comprends pas comment on sait que delta E = delta E°...

(Désolée j'ai pas réussi a copier l'image directement)

Merci ! 

(Au passage merci @Maud1 j'ai compris comment faire pour poser les questions au bon endroit😉)

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