Bjr vous pouvez m’aider slp
Exercice n°8
L'équation équilibrée de la combustion du méthane
est :
1. CH4 + 2 02 ->CO2 + H2O
2. CH4 +2 02→ C02 + 2 H2O
3. 2 CH4 +02-> CO2+ H2O

By: USER4717
27 Agustus 2025 physique-chimie 5 minutes
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228 views 228 comments 15 shares
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Grade: Education Subject: physique-chimie
Bjr vous pouvez m’aider slp
Exercice n°8
L'équation équilibrée de la combustion du méthane
est :
1. CH4 + 2 02 ->CO2 + H2O
2. CH4 +2 02→ C02 + 2 H2O
3. 2 CH4 +02-> CO2+ H2O

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228 Viewed 228 Answers

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Best Answer
(163)

Bonjour

L'équation équilibrée de la combustion du méthane

est : 2. CH4 +2 02→ C02 + 2 H2O

Answered on 27 Agustus 2025
(120)

bjr ;)

c’est le 2 qui est équilibré car on a le même nombre d’atome dans les réactifs et dans les produits.

Answered on 27 Agustus 2025

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Bonjour pouvez vous m'aidez,

Il faut faire trois phrases commençant par : " Je reste de marbre"
J'en ai déjà fais une : Je reste de marbre devant les insultes.
Mais je ne trouve pas les deux autres pouvez vous me proposer des idées s'il vous plait ♥
Merci d'avance ♥

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