Bonjour, équilibrer ces équations : a) C + CO2 --> CO
b) C + O2 --> CO
c) C + O2 --> CO2
d) C3 H8 + O2 --> C + H2O
e) CH4 + H2O --> CO + H2
f) H2 + CL2 --> HCL
g) CuO + C --> Cu + CO2
h) FeO --> FezO4 + Fe
i) AL2O3 + C + CL2 --> ALCL3 + CO

cl = atome de chlore
Cu = atome de cuivre
Fe = atome de fer
AL = atome d'aluminium

Merci de m'aider
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