Объяснение:
Fe3O4 + 4H₂ = 3Fe + 4H₂O
2NaBr + Cl₂ = 2NaCl + Br₂
Fe(OH)₂ + 2HCl = FeCl₂ + 2H₂O
2Al(OH)3 = Al2O3 + 3H₂O
CH4 + 2O2 = CO2 + 2H2O
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Объяснение:
Fe3O4 + 4H₂ = 3Fe + 4H₂O
2NaBr + Cl₂ = 2NaCl + Br₂
Fe(OH)₂ + 2HCl = FeCl₂ + 2H₂O
2Al(OH)3 = Al2O3 + 3H₂O
CH4 + 2O2 = CO2 + 2H2O