3个生成O2的化学反应
人气：167 ℃ 时间：2020-01-25 22:33:58
解答
2H2O2==MnO2==2H2O+O2↑
2KClO3==MnO2,△==2KCl+3O2↑
2KMnO4==△==K2MnO4+MnO2+O2↑
2CO2+2Na2O2==2Na2CO3+O2
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