I have done much of the work.Could you please finish______ in two days A.the rest B.the other C.another D.the others 答案:A
氧化还原反应中,水的作用可以是氧化剂、还原剂、既是氧化剂又是还原剂、既非氧化剂又非还原剂等.下列反应与反应Br2+SO2+2H2O=H2SO4+2HBr相比较,水的作用不相同的是 A.2Na2O2+2H2O =4NaOH+O2↑ B.Cl2 + H2O HClO + HCl C.2F2+2H2O=4HF+O2 D.4Fe(OH)2+O2+2H2O=4Fe(OH)3