配平下列化学方程式
1.()CH4+()O2-----()CO2+()H2O(条件点燃)2.()SO2+(H2S)----()S()H2O3.()NaOH+()CuSO4----()Na2S...
1.()CH4+()O2-----()CO2+()H2O(条件点燃)
2.()SO2+(H2S)----()S()H2O
3.()NaOH+()CuSO4----()Na2SO4+()Cu(OH)2↓
4.()Al+()H2SO4----()Al2(SO4)3+()H2↑
5.()Fe+()HCl----()FeCl2+()H2↑ 展开
2.()SO2+(H2S)----()S()H2O
3.()NaOH+()CuSO4----()Na2SO4+()Cu(OH)2↓
4.()Al+()H2SO4----()Al2(SO4)3+()H2↑
5.()Fe+()HCl----()FeCl2+()H2↑ 展开
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