锟斤拷锟斤拷2020锟竭匡拷锟斤拷锟斤拷锟絖锟斤拷(zh锟斤拷n)锟斤拷锟斤拷蕚锟斤拷锟剿嗎？锟竭匡拷锟絎小锟斤拷锟斤拷锟轿伙拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭恍╋拷呖锟街�锟絉锟絚锟斤拷锟斤拷锟斤拷覅锟斤拷锟斤拷锟絰锟斤拷

锟斤拷锟斤拷一锟斤拷锟斤拷锟斤劑

锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤劑锟斤拷锟斤拷锟絴锟缴岋拷锟斤拷锟斤劑锟街烇拷锟斤拷锟皆革拷锟斤劑锟斤拷锟紸锟皆革拷锟斤劑锟斤拷锟斤拷锟皆革拷锟斤劑锟斤拷锟斤拷

锟斤拷锟斤拷1锟斤拷锟皆革拷锟斤劑

锟斤拷锟斤拷(1)锟斤拷锟斤拷锟斤拷锟斤拷飫�锟�锟斤拷锟斤拷脻锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆氾拷锟絯锟斤拷锟斤拷锟斤拷锟解、锟斤拷锟�锟斤拷锟斤拷锟斤拷锟斤拷一锟斤拷锟斤拷碳锟斤拷锟斤拷锟斤拷锟�;還锟斤拷锟斤拷锟矫侊拷锟斤拷锟斤拷锟竭�原锟皆碉拷锟斤拷锟皆氾拷锟絯锟斤拷锟斤拷锟斤拷锟斤拷锟教硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟�锟斤拷锟饺氾拷锟斤拷锟饺伙拷锟斤拷锟�锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟角撅拷锟斤拷锟斤拷锟斤拷锟皆碉拷锟斤拷锟皆革拷锟斤劑锟斤拷锟斤拷锟皆诧拷锟斤拷锟矫侊拷锟斤拷锟斤拷A锟皆氾拷锟絯锟斤拷锟斤拷锟斤拷锟斤拷還原锟皆氾拷锟絯锟津化氾拷锟斤拷锟藉化锟斤拷锟斤拷锟解化锟斤拷锟�锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷飫╋拷锟绞�锟絙锟斤拷洗锟斤拷瓶锟斤拷使锟斤拷锟斤拷

锟斤拷锟斤拷(2)P2O5锟斤拷锟斤劑锟�锟斤拷锟斤拷脕锟斤拷锟斤拷锟斤拷锟斤拷詺锟斤拷w锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟�锟斤拷锟斤拷锟解、一锟斤拷锟斤拷碳锟斤拷锟斤拷锟斤拷锟�;也锟斤拷锟矫侊拷锟斤拷锟斤拷锟斤拷锟皆氾拷锟絯锟斤拷锟斤拷锟斤拷锟斤拷锟教�锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺伙拷锟戒及锟饺氾拷锟�锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟阶撅拷锟叫忥拷锟揭碉拷锟斤拷水锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟叫學锟斤拷锟絎锟斤拷锟斤拷锟斤拷锟叫э拷锟斤拷锟矫的革拷锟斤劑锟斤拷

锟斤拷锟斤拷2锟紸锟皆革拷锟斤劑

锟斤拷锟斤拷(1)锟紸石锟揭革拷锟斤劑锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷取锟斤拷CaO锟斤拷末锟叫硷拷锟斤拷NaOH锟斤拷液锟斤拷锟斤拷址锟斤拷锟斤拷蠼浉锟斤拷锟斤拷频锟�锟斤拷锟斤拷锟斤拷要锟缴凤拷锟角氾拷锟斤拷锟斤拷锟絵锟酵氾拷锟斤拷锟斤拷锟絚锟斤拷锟斤拷要锟矫侊拷锟斤拷锟秸帮拷锟斤拷锟叫碉拷水锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷碳锟斤拷锟斤拷锟紸石锟揭匡拷盛锟絙锟节革拷锟斤拷堋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绞癸拷锟�锟斤拷

锟斤拷锟斤拷(2)CaO锟斤拷锟斤劑锟�锟斤拷锟斤拷锟斤拷脕锟斤拷锟斤拷锟斤拷锟斤拷詺锟斤拷w锟酵堿锟皆氾拷锟絯锟�锟斤拷锟斤拷诟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使锟矫★拷

锟斤拷锟斤拷3锟斤拷锟皆革拷锟斤劑

锟斤拷锟斤拷CaCl2锟斤拷锟斤劑锟斤拷锟饺伙拷锟絵锟斤拷锟斤拷锟皆癸拷锟絯锟斤拷锟斤拷锟絕锟斤拷锟斤拷锟斤拷水锟斤拷锟斤拷锟�锟斤拷锟斤拷脕锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷w锟斤拷锟斤拷锟斤拷锟斤拷锟矫侊拷锟斤拷锟斤氨锟解，锟斤拷锟饺伙拷锟絵锟絚锟斤拷锟斤拷锟斤拷纬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竭伙拷锟斤拷

锟斤拷锟斤拷锟叫學锟斤拷锟絎锟斤拷锟斤拷锟斤拷玫锟斤拷拇呋锟斤拷锟斤拷校锟斤拷锟斤拷锟斤拷锟斤拷i锟斤拷锟斤拷锟结、锟紽锟斤拷锟斤拷锟斤拷锟斤拷锟絏锟饺★拷

锟斤拷锟斤拷1锟斤拷锟斤拷锟斤拷锟絠锟竭伙拷锟斤拷

锟斤拷锟�锟斤拷锟終ClO3锟街斤拷锟斤拷取锟斤拷锟斤拷膶锟斤拷锟斤拷

锟斤拷锟斤拷锟斤拷锟絕锟斤拷锟斤拷锟斤拷纸鈱嶏拷锟斤拷

锟斤拷锟斤拷2锟斤拷锟斤拷呋锟斤拷锟�

锟斤拷锟�锟斤拷锟斤拷锟较╋拷膶锟斤拷锟斤拷锟斤拷取锟斤拷锟�锟斤拷

锟斤拷锟�锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺★拷锟斤拷锟斤拷

锟斤拷锟�锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟饺★拷锟津灒�

锟斤拷锟�锟斤拷锟斤拷w锟絊锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷取锟斤拷锟�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水锟解實锟�锟斤拷

锟斤拷锟�锟斤拷锟斤拷锟斤拷(锟斤拷锟斤拷锟斤拷锟角★拷锟斤拷锟桔猴拷锟絯锟絊锟斤拷)水锟解實锟�锟斤拷

锟斤拷锟斤拷锟斤拷锟叫�锟�-锟杰的催伙拷锟斤拷锟斤拷锟斤拷锟斤拷幔�锟斤拷锟斤拷锟斤拷同锟絩還锟斤拷锟斤拷脫水锟斤拷锟斤拷锟捷⑥的催伙拷锟斤拷锟斤拷稀锟斤拷锟结，锟斤拷锟叫�锟揭诧拷锟斤拷锟斤拷脷锟斤拷锟斤拷锟斤拷c锟斤拷液锟斤拷锟竭伙拷锟斤拷锟斤拷

锟斤拷锟斤拷3锟紽锟竭伙拷锟斤拷

锟斤拷锟斤拷锟斤拷锟藉苯锟斤拷锟斤拷取锟斤拷锟�(锟斤拷锟紿锟斤拷锟斤拷呋锟斤拷锟斤拷玫锟斤拷锟斤拷锟斤拷c锟紽锟斤拷锟斤拷锟斤拷锟斤拷锟缴碉拷锟藉化锟紽)锟斤拷

锟斤拷锟斤拷4锟斤拷锟斤拷锟絏锟竭伙拷锟斤拷

锟斤拷锟斤拷锟斤拷石蠟锟侥催伙拷锟窖伙拷锟斤拷锟�锟斤拷

锟斤拷锟斤拷锟斤拷锟斤拷指示锟斤拷

锟斤拷锟斤拷1锟斤拷A指示锟斤拷

锟斤拷锟斤拷锟斤拷锟矫碉拷锟斤拷A指示锟斤拷锟斤拷石锟斤拷試锟斤拷锟斤拷锟斤拷酞試锟斤拷锟酵甲伙拷锟斤拷試锟斤拷锟斤拷

锟斤拷锟斤拷(1)石锟斤拷試锟斤拷锟斤拷锟杰斤拷锟节酒撅拷锟斤拷锟斤拷水稀釋讹拷锟狡碉拷锟斤拷變色锟斤拷锟斤拷锟斤拷pH锟斤拷5锟斤拷8之锟絞锟斤拷pH小锟斤拷5锟絩锟斤拷t色锟斤拷锟斤拷锟斤拷8锟絩锟斤拷锟絳色锟斤拷锟斤拷5锟斤拷8锟絩锟斤拷锟斤拷色锟斤拷

锟斤拷锟斤拷(2)锟斤拷酞試锟斤拷锟斤拷锟窖凤拷酞锟杰斤拷锟节酒撅拷锟斤拷锟斤拷水稀釋讹拷锟狡碉拷锟斤拷變色锟斤拷锟斤拷锟斤拷pH锟斤拷8锟斤拷10之锟絞锟斤拷pH小锟斤拷8锟絩锟斤拷o色锟斤拷锟斤拷锟斤拷10锟絩锟斤拷t色锟斤拷锟斤拷8锟斤拷10之锟絞锟斤拷\锟絫色锟斤拷锟斤拷锟皆凤拷酞試锟斤拷锟斤拷要锟斤拷锟节堿锟斤拷锟斤拷锟絴锟侥檢锟�锟斤拷

锟斤拷锟斤拷(3)锟阶伙拷锟斤拷試锟斤拷锟斤拷锟窖甲伙拷锟斤拷锟杰斤拷锟斤拷水锟斤拷锟狡碉拷锟斤拷變色锟斤拷锟斤拷锟斤拷pH锟斤拷3.1锟斤拷4.4之锟絞锟斤拷pH小锟斤拷3.1锟絩锟斤拷t色锟斤拷锟斤拷锟斤拷4.4锟絩锟斤拷锟絊色锟斤拷锟斤拷3.1锟斤拷4.4锟絩锟斤拷锟缴�锟斤拷

锟斤拷锟斤拷2锟斤拷色指示锟斤拷

锟斤拷锟斤拷品锟絫試锟斤拷锟斤拷品锟絫锟斤拷锟斤拷水锟斤拷锟狡碉拷锟斤拷锟斤拷要锟斤拷锟斤拷某些锟斤拷色锟皆碉拷锟斤拷锟絴锟絲锟�锟斤拷锟斤拷SO2锟斤拷Cl2(HClO)锟斤拷H2O2锟斤拷Na2O2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

锟斤拷锟斤拷锟叫學锟斤拷锟絎锟斤拷锟斤拷锟斤拷械某锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷校锟終MnO4锟斤拷液锟斤拷锟斤拷水锟斤拷锟斤拷水锟饺★拷

锟斤拷锟斤拷1锟斤拷KMnO4锟斤拷液锟斤拷KMnO4锟斤拷锟絯锟斤拷锟斤拷水锟斤拷锟狡得ｏ拷锟斤拷锟斤拷一锟斤拷锟�0.1%锟斤拷锟紷锟絅锟斤拷锟斤拷锟斤拷锟斤拷要锟矫侊拷z锟斤拷袡C锟斤拷锟絎锟叫的诧拷飽和烴(锟斤拷烯锟絅锟斤拷炔锟絅锟斤拷)锟酵庯拷锟叫烴锟斤拷锟侥單環(hu锟斤拷n)锟斤拷锟斤拷N(锟斤拷妆锟斤拷锟斤拷锟斤拷妆锟斤拷锟�)锟斤拷锟斤拷锟終MnO4锟斤拷液锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷飽和烴锟侥诧拷飽猴拷锟絀锟斤拷锟絅锟斤拷锟斤拷锟斤拷N锟侥傦拷鏈讹拷使锟斤拷锟斤拷锟斤拷色锟斤拷

锟斤拷锟斤拷2锟斤拷锟斤拷水(锟斤拷锟斤拷锟紺Cl4锟斤拷液)

锟斤拷锟斤拷(1)锟斤拷锟斤拷I-锟斤拷锟斤拷锟缴嗭拷锟絴锟斤拷锟斤拷

锟斤拷锟斤拷(2)锟斤拷锟斤拷锟斤拷飽猴拷脂锟斤拷锟絅(锟斤拷烯锟絅锟斤拷炔锟絅锟斤拷)锟斤拷锟斤拷锟斤拷锟斤拷锟缴�锟斤拷z驗不飽猴拷脂锟斤拷锟絅锟侥达拷锟节★拷

锟斤拷锟斤拷(3)锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟絘锟斤拷锟斤拷色锟斤拷锟斤拷锟藉苯锟接筹拷锟斤拷锟斤拷锟剿凤拷锟斤拷锟截別锟絗锟斤拷锟斤拷锟斤拷锟矫侊拷锟斤拷锟皆伙拷锟斤拷锟侥測锟斤拷锟斤拷锟接的达拷锟斤拷锟斤拷

锟斤拷锟斤拷3锟斤拷锟斤拷水锟斤拷要锟斤拷锟紽锟斤拷锟饺氾拷锟斤拷锟斤拷锟斤拷院痛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矫侊拷锟斤拷锟斤拷Br-锟斤拷I-

锟斤拷锟铰高匡拷锟結訊锟斤拷锟竭匡拷锟斤拷锟斤拷锟斤拷锟斤拷前锟绞備、锟竭匡拷锟紸锟統锟斤拷志愿锟斤拷锟斤拷取锟街旓拷锟斤拷锟斤拷

锟斤拷锟斤拷锟竭匡拷锟絩锟絞锟斤拷锟斤拷全锟斤拷锟斤拷要锟斤拷(ji锟斤拷)锟絚

锟斤拷锟斤拷锟組锟斤拷"锟竭匡拷锟絎"微锟脚癸拷锟斤拷號