钠和氯化铁反应2Na+2H2O = 2NaOH+H2(气体符号)3NaOH+FeCl3 = 3NaCl+Fe(OH)3(沉淀符号)总:6Na+2FeCl3+6H2O = 6NaCl+2Fe(OH)3(沉淀符号)+3H2(气体符号)为什么合起来的时候 系数为6 NaOH2个和3个约掉不行吗这个怎
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/31 22:06:37
![钠和氯化铁反应2Na+2H2O = 2NaOH+H2(气体符号)3NaOH+FeCl3 = 3NaCl+Fe(OH)3(沉淀符号)总:6Na+2FeCl3+6H2O = 6NaCl+2Fe(OH)3(沉淀符号)+3H2(气体符号)为什么合起来的时候 系数为6 NaOH2个和3个约掉不行吗这个怎](/uploads/image/z/9739779-51-9.jpg?t=%E9%92%A0%E5%92%8C%E6%B0%AF%E5%8C%96%E9%93%81%E5%8F%8D%E5%BA%942Na%2B2H2O+%EF%BC%9D+2NaOH%2BH2%28%E6%B0%94%E4%BD%93%E7%AC%A6%E5%8F%B7%293NaOH%2BFeCl3+%EF%BC%9D+3NaCl%2BFe%28OH%293%28%E6%B2%89%E6%B7%80%E7%AC%A6%E5%8F%B7%29%E6%80%BB%EF%BC%9A6Na%2B2FeCl3%2B6H2O+%EF%BC%9D+6NaCl%2B2Fe%28OH%293%28%E6%B2%89%E6%B7%80%E7%AC%A6%E5%8F%B7%29%2B3H2%28%E6%B0%94%E4%BD%93%E7%AC%A6%E5%8F%B7%29%E4%B8%BA%E4%BB%80%E4%B9%88%E5%90%88%E8%B5%B7%E6%9D%A5%E7%9A%84%E6%97%B6%E5%80%99+%E7%B3%BB%E6%95%B0%E4%B8%BA6+NaOH2%E4%B8%AA%E5%92%8C3%E4%B8%AA%E7%BA%A6%E6%8E%89%E4%B8%8D%E8%A1%8C%E5%90%97%E8%BF%99%E4%B8%AA%E6%80%8E)
xT]OA+Ը`&}3i
,*-Zj
aL.OYV[&wf=3NdyUmVN_Q}Aw4,>ƫ9J4
ܒ![zl!:n6oA(7~X`P:,BbmXo
~t5{Wk|aM%2kxfʹlMnf"N>ܽ