Ответ:
Объяснение:
1.
2Mg+O₂=2MgO
4K+O₂=2K₂O
4P+5O₂=2P₂O₅
2Cu+O₂=2CuO
2.
2Mg₃N₂+3O₂=6MgO+2N₂
4NH₃+3O₂=2N₂+6H₂O
PH₃+2O₂=H₃PO₄
CH₄+2O₂=CO₂+2H₂O
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Verified answer
Ответ:
Объяснение:
1.
2Mg+O₂=2MgO
4K+O₂=2K₂O
4P+5O₂=2P₂O₅
2Cu+O₂=2CuO
2.
2Mg₃N₂+3O₂=6MgO+2N₂
4NH₃+3O₂=2N₂+6H₂O
PH₃+2O₂=H₃PO₄
CH₄+2O₂=CO₂+2H₂O