Bonjour , j'arrive pas a faire ses équations , pouviez vous m'aidez svp (urgent ) ...H2 + ... O2 = ...H2O
...CH4 + ...O2 = ...H2O + ...CO2
...AI + ...H20 = ...AI2O3 + ...H2
...CH4 + ...O2 = ...H2O + ...CO2
...AI + ...H20 = ...AI2O3 + ...H2
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