锟斤拷锟斤拷一锟斤拷锟絰锟斤拷锟絵锟斤拷锟斤拷锟絵锟斤拷锟斤拷8小锟絵锟斤拷每小锟絵4锟街ｏ拷锟斤拷32锟斤拷锟斤拷每锟絵只锟斤拷一锟斤拷锟絰項凤拷锟斤拷锟絵锟解）

锟斤拷锟斤拷1锟斤拷锟斤拷锟絎锟斤拷锟斤拷谐锟斤拷锟斤拷锟揭猴拷锟皆囷拷锟斤拷M锟斤拷锟结化锟斤拷锟斤拷锟斤拷锟结化處锟斤拷锟侥达拷施锟斤拷锟絖锟斤拷锟斤拷

锟斤拷锟斤拷A锟斤拷锟絲锟斤拷锟揭猴拷锟斤拷欠锟斤拷锟絊O32锟斤拷锟斤拷锟斤拷锟斤拷BaCl2锟斤拷液锟斤拷HNO3锟结化

锟斤拷锟斤拷B锟斤拷锟斤拷锟斤拷吒锟斤拷i锟斤拷锟斤拷锟揭猴拷锟斤拷锟斤拷锟斤拷锟斤拷锟�锟斤拷锟斤拷锟絵锟结將锟斤拷锟絠锟斤拷锟斤拷锟揭猴拷峄�

锟斤拷锟斤拷C锟斤拷锟絲锟斤拷锟揭猴拷锟斤拷欠锟斤拷锟紽e2锟斤拷锟絩锟斤拷锟斤拷锟斤拷锟斤拷锟结化

锟斤拷锟斤拷D锟斤拷锟絲锟斤拷锟揭猴拷锟斤拷欠锟斤拷锟絊O42锟斤拷锟絩锟斤拷锟节無锟斤拷锟斤拷锟斤拷x锟接干擾锟侥條锟斤拷锟斤拷锟斤拷锟斤拷锟絵锟斤拷锟结化锟斤拷BaCl2锟斤拷液

锟斤拷锟斤拷2锟斤拷锟斤拷锟斤拷锟斤拷锟絇(gu锟斤拷n)锟斤拷锟斤拷锟斤拷锟絘(ch锟斤拷n)锟侥旓拷锟斤拷锟斤拷锟絖锟斤拷锟斤拷

锟斤拷锟斤拷A锟斤拷锟饺堿锟斤拷锟絀(y锟斤拷)锟斤拷锟斤拷陽極锟絣(f锟斤拷)锟斤拷锟侥凤拷锟斤拷锟角ｏ拷4OH- -4e-  ==2H2O+O2↑

锟斤拷锟斤拷B锟斤拷锟斤拷锟絶锟斤拷锟斤拷锟叫ｏ拷電斤拷锟斤拷械锟疥枠O锟斤拷锟斤拷锟角达拷锟絶

锟斤拷锟斤拷C锟斤拷锟斤拷锟结工锟絀(y锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷(j锟斤拷ng)锟斤拷锟絴锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟剿�锟斤拷锟斤拷

锟斤拷锟斤拷D锟斤拷锟较成帮拷锟斤拷锟絀(y锟斤拷)锟斤拷锟斤拷锟截讹拷越锟斤拷越锟矫ｏ拷锟斤拷锟斤拷锟斤拷锟节筹拷锟斤拷锟斤拷锟組锟叫合成凤拷锟斤拷

锟斤拷锟斤拷3锟斤拷一锟斤拷锟斤拷锟紿锟狡學锟斤拷小锟組锟斤拷锟矫硷拷锟斤拷锟斤拷锟斤拷锟絓原锟接硷拷锟斤拷锟斤拷锟斤拷锟节旓拷(sh锟斤拷)锟杰冿拷(n锟斤拷i)锟斤拷锟斤拷撞锟斤拷一锟斤拷锟経锟斤拷锟斤拷锟侥讹拷锟矫碉拷锟絴(zh锟斤拷)锟斤拷锟斤拷(sh锟斤拷)锟斤拷279锟斤拷114號元锟斤拷锟斤拷該原锟接冿拷(n锟斤拷i)锟斤拷锟斤拷锟接旓拷(sh锟斤拷)锟斤拷锟絴(zh锟斤拷)锟接旓拷(sh锟斤拷)之锟筋及锟斤拷锟节憋拷锟叫碉拷位锟矫分別锟斤拷

锟斤拷锟斤拷A锟斤拷51 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷  锟斤拷A                 B锟斤拷114锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷  锟斤拷A

锟斤拷锟斤拷C锟斤拷165锟斤拷 锟斤拷锟斤拷锟斤拷锟斤拷 锟斤拷A                 D锟斤拷51 锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷  锟斤拷A

锟斤拷锟斤拷4锟斤拷一锟斤拷锟截度和夛拷锟斤拷锟斤拷锟斤拷锟斤拷锟芥（CH3CN锟斤拷锟角極锟斤拷锟斤拷锟斤拷水锟侥無色液锟絯锟斤拷锟斤拷锟絴(zh锟斤拷)锟斤拷锟街旓拷(sh锟斤拷)锟斤拷a锟斤拷锟斤拷锟斤拷水锟斤拷液锟叫硷拷锟斤拷锟斤拷w锟絜锟斤拷水锟斤拷锟斤拷锟斤拷锟斤拷液锟斤拷锟斤拷锟斤拷锟斤拷|(zh锟斤拷)锟斤拷锟街旓拷(sh锟斤拷)锟斤拷0.4a锟斤拷锟斤拷同锟接條锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷芏葹锟絛1锟斤拷水锟斤拷锟杰度烇拷d2锟斤拷锟絫锟斤拷锟斤拷锟絝锟斤拷锟斤拷锟絖锟斤拷锟斤拷

锟斤拷锟斤拷A锟斤拷d1锟斤拷d2    B锟斤拷d1锟斤拷d2

锟斤拷锟斤拷C锟斤拷d1=d2   D锟斤拷锟給锟斤拷锟絖锟斤拷

锟斤拷锟斤拷锟絚锟斤拷锟斤拷锟絛全锟斤拷試锟斤拷锟斤拷锟竭匡拷锟斤拷锟絎锟斤拷锟絵模锟藉：锟絰锟斤拷锟絵锟絵锟酵岋拷锟斤拷o5