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5e mélange

QuestionAnswer
mélange homogène et hétérogène - dont on ne peut pas voir les constituants à l’œil nu - dont on peut voir les constituants à l’œil nu
liquides miscibles et non-miscibles - liquides qui forment un mélange homogène - liquides qui forment un mélange hétérogène
4 règles de la schématisation - Règle et crayon - titre -légende - simple et clair
Dissolution ajouter un soluté dans un solvant afin de former une solution (mélange homogène)
Dilution ajouter du solvant à une solution
soluble et insoluble - qui peut se dissoudre dans le solvant - qui ne peut pas se dissoudre dans ce solvant
solution saturée - on ne peut dissoudre plus de soluté dans la solution
Corps pur - substance n'ayant qu'un seul constituant
Distillation ou vaporisation - techniques servant à séparer les constituants d'un mélange homogène
Décantation et filtration - techniques servant à séparer les constituants d'un mélange hétérogène
Created by: eraxit
 

 



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