Al + HNO3 → Al(NO3)3 + NO + N2O + H2O
Cho biết tỉ lệ mol: nN2O : nNO = 2020 : 2021
Câu trả lời tốt nhất
2021N+5 + 2021.3e → 2021NO
2020.2N+5 + 2020.8e → 2020N2O
Gộp: 6061N+5 + 22223e → 2020N2O + 2021NO
Al → Al+3 + 3e
22223Al + 84852HNO3 → 22223Al(NO3)3 + 6063NO + 6060N2O + 42426H2O
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