★★○○☆☆★★下列制备氧气的反应中,用等质量的反应物能获得氧气最多的是( )A.2H2O2==2H2O+02↑B.2KCLO3==2KCL+3O2↑C.2H2O==2H2+O2↑SKMNO4==K2MNO4+MNO2+O2↑请说明思路!
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![★★○○☆☆★★下列制备氧气的反应中,用等质量的反应物能获得氧气最多的是( )A.2H2O2==2H2O+02↑B.2KCLO3==2KCL+3O2↑C.2H2O==2H2+O2↑SKMNO4==K2MNO4+MNO2+O2↑请说明思路!](/uploads/image/z/8378832-48-2.jpg?t=%E2%98%85%E2%98%85%E2%97%8B%E2%97%8B%E2%98%86%E2%98%86%E2%98%85%E2%98%85%E4%B8%8B%E5%88%97%E5%88%B6%E5%A4%87%E6%B0%A7%E6%B0%94%E7%9A%84%E5%8F%8D%E5%BA%94%E4%B8%AD%2C%E7%94%A8%E7%AD%89%E8%B4%A8%E9%87%8F%E7%9A%84%E5%8F%8D%E5%BA%94%E7%89%A9%E8%83%BD%E8%8E%B7%E5%BE%97%E6%B0%A7%E6%B0%94%E6%9C%80%E5%A4%9A%E7%9A%84%E6%98%AF%EF%BC%88+%EF%BC%89A.2H2O2%3D%3D2H2O%EF%BC%8B02%E2%86%91B.2KCLO3%3D%3D2KCL%EF%BC%8B3O2%E2%86%91C.2H2O%3D%3D2H2%EF%BC%8BO2%E2%86%91SKMNO4%3D%3DK2MNO4%EF%BC%8BMNO2%EF%BC%8BO2%E2%86%91%E8%AF%B7%E8%AF%B4%E6%98%8E%E6%80%9D%E8%B7%AF%21)
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