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4e réaction

Feyzin 4e réaction

Transformation chimique (définition) des molécules apparaissent et d'autres disparaissent (transformation ?)
A. de Lavoisier (citation) Rien ne se perd, rien ne se créer, tout se transforme
Les .............. sont les mêmes durant la réaction chimique Les atomes sont les mêmes durant la ...........................
Réactif espèce chimique qui disparait durant la réaction
Produit (de la réaction) espèce chimique qui apparait durant la réaction
équation bilan .......... + ............ -> .......... + ........... réactifs -> produits
Created by: eraxit