309
鏁欒偛缃?/p>
www.309edu.com
309
鏁欒偛璧勬簮搴?/p>
www.309edu.com
寰�冪偣
25
1
锛庝笅鍒楀叧浜?/p>
H
2
O
2
鐨勮娉曚笉姝ｇ‘鐨勬槸
(
)
A
锛?/p>
H
2
O
2
鐨勭數瀛愬紡涓?
B
锛?/p>
H
2
O
2
鏄竴绉嶇豢鑹叉哀鍖栧墏鐨勫師鍥犳槸姘у寲浜х墿涓?/p>
H
2
O
C
锛?/p>
H
2
O
2
鑳芥潃鑿屾秷姣掔殑鍘熺悊鏄?/p>
H
2
O
2
鐨勫己姘у寲鎬?/p>
D
锛?/p>
H
2
O
2
鐨勬紓鐧藉師鐞嗕笌
SO
2
鐨勬紓鐧藉師鐞嗕笉鍚?/p>
2
锛?/p>
杩囨哀鍖栨阿鍙堢О鍙屾哀姘达紝
瀹冩槸涓�绉嶄簩鍏冨急閰革紝
姣旂⒊閰哥殑閰告�у急锛?/p>
瀹冨湪鍙楃儹鎴栫⒈鎬ф潯浠朵笅鏋佷笉
绋冲畾锛屾槗鍒嗚В鐢熸垚
H
2
O
鍜?/p>
O
2
銆傞殢鐫�绀句細闇�姹傜殑澧為暱锛屽挨鍏舵槸鐢熸�佺幆澧冧繚鎶ょ殑闇�瑕侊紝鍙屾哀姘磋繎
骞存潵鏇村彈鍒颁汉浠殑闈掔潗锛屽苟琚О涓虹豢鑹叉哀鍖栧墏锛屾牴鎹笂杩版潗鏂欙紝涓嬪垪璇存硶姝ｇ‘鐨勬槸
(
)
A
锛庡弻姘ф按鑳戒娇閰告�ч珮閿伴吀閽炬憾娑茶お鑹诧紝浣撶幇浜嗗弻姘ф按鐨勬哀鍖栨�?/p>
B
锛?/p>
H
2
O
2
鐨勭數绂绘柟绋嬪紡涓?/p>
H
2
O
2
锛?
锛?/p>
O
2
锛?
2
C
锛?/p>
2H
2
O
2
=====
MnO
2
2H
2
O
锛?/p>
O
2
鈫戯紝姣忎骇鐢?/p>
1molO
2
锛岃浆绉荤數瀛愭暟涓?/p>
4
N
A
D
锛?/p>
SO
2
閫氬叆
H
2
O
2
涓紝婧舵恫閰告�у寮猴紝鍙嶅簲鐨勭瀛愭柟绋嬪紡涓猴細
SO
2
锛?/p>
H
2
O
2
===2H
锛?
锛?/p>
SO
2
锛?
4
3
锛?2018路姹熻タ鐪佷簲鏍＄粺鑰?/p>
)
杩囨哀鍖栨阿
(H
2
O
2
)
淇楀悕鍙屾哀姘达紝鍖荤枟涓婂彲浣滃绉戞秷姣掑墏锛屾槸涓�绉嶄簩
鍏冨急閰镐笖鍏锋湁姘у寲鎬с�?/p>
(1)H
2
O
2
鐨勭粨鏋勫紡涓?/p>
______________
銆?/p>
(2)鈶犲湪涓�瀹氭潯浠朵笅寮備笝閱?/p>
[CH
3
CH(OH)CH
3
]
鐢?/p>
O
2
缁忓姝ユ哀鍖栧彲鍒跺緱
H
2
O
2
锛屽悓鏃剁敓鎴?/p>
CH
3
COCH
3
锛?/p>
鍐欏嚭鍒跺
H
2
O
2
鐨勫寲瀛︽柟绋嬪紡锛?/p>
__________________________________________
銆?/p>
鈶¤繃姘у寲閾?/p>
(CrO
5
锛屽垎瀛愮粨鏋勪负
)
涓?/p>
Cr
鐨勫寲鍚堜环涓?/p>
__________
锛涜繃姘у寲閾彲閫氳繃閰告�?
K
2
Cr
2
O
7
婧舵恫涓庤繃姘у寲姘㈠弽搴斿埗寰楋紝鍐欏嚭璇ュ弽搴旂殑绂诲瓙鏂圭▼寮?/p>
___________________________
_______________________________________________________________________________
銆?/p>
(3)N
2
H
4
(l)
锛?/p>
2H
2
O
2
(l)===N
2
(g)
锛?/p>
4H
2
O(g)
螖
H
锛濓紞640kJ路mol
锛?/p>
1
H
2
O(l)===H
2
O(g)
螖
H
锛濓紜44kJ路mol
锛?/p>
1
64g
娑叉�佽偧涓庤冻閲忔恫鎬佽繃姘у寲姘㈠弽搴旂敓鎴愭爱姘斿拰娑叉�佹按鏃讹紝鏀惧嚭鐨勭儹閲忔槸
__________kJ
銆?/p>
(4)
娌圭敾鐨勬煋鏂欏惈
Pb
锛?/p>
闀挎椂闂翠笌绌烘皵涓殑
H
2
S
浣滅敤鐢熸垚
PbS(
榛戣壊
)
鑰屽彂鏆楋紝
鍙敤
H
2
O
2
浣垮叾鍙樼櫧锛?/p>
鍐欏嚭鍙樼櫧杩囩▼鐨勫寲瀛︽柟绋嬪紡锛?/p>
___________________________________________________
銆?/p>
(5)
宸茬煡甯告俯涓嬶紝
H
2
O
2
鐨?/p>
K
1
鈮?.67脳10
锛?/p>
12
锛屽垯璇ユ俯搴︿笅
5.39mol路L
锛?/p>
1
鐨?/p>
H
2
O
2
涓?/p>
c
(H
锛?
)
绾︿负