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Physique-Chimie |
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| Lycée et enseignement supérieur |
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Banque PT 2006
Épreuve C :
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| Sujet |
Chimie :
le platine :
Elément et cristallographie (l'élément platine, la maille cristallographique du platine) ; le platine en solution (oxydo-réduction : aspect théorique, aspect pratique) ; le platine, un catalyseur efficace ; obtention industrielle du platine à partir du minerai
Thermodynamique :
étude d'une climatisation
Fonctionnement d'une climatisation, bilan thermique de l'installation à climatiser, étude du cycle du fluide frigorigène, comment améliorer l'efficacité du cycle (l'évaporateur, le condenseur, le détendeur, le compresseur), refroidissement de l'air
Énoncé : http://b.louchart.free.fr/Documents/CE/01/Banque_PT/2006_C_Enonce.pdf
Document réponse : http://b.louchart.free.fr/Documents/CE/01/Banque_PT/2006_C_Doc_reponse.pdf
Rapport du jury : http://b.louchart.free.fr/Documents/CE/01/Banque_PT/2006_C_Rapport_jury.pdf |
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| Corrigé |
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