高一化学试题答案1.D2.B3.C4.C5.D6.B7.A8.A9.C10.C11.C12.C13.A14.C15.C16.A17.D18.A19.B20.D21.(1)3132(2)2.240.15(3)64g/mol22.BAEDFC500ml 容量瓶8.0g胶头滴管a23.(1)2Na+2H2O=2Na+2OH-+H2剧烈燃烧,生成棕褐色的烟2Fe+3Cl2=2FeCl3(3)CO32-+Ca2+=CaCO3(4)2Na2O2+2CO2=2Na2CO3+O224.(1)1:5(2)氮5NA