鑱屼笟鎶�鑳介壌瀹氱悊璁烘ā鎷熻瘯棰樹竴
锛堜腑绾?/p>
.
鍖栧妫�楠屽伐锛?/p>
濮撳悕锛?/p>
瀛﹀彿
(
璇存槑锛氭妧鑳介壌瀹氱悊璁鸿�冭瘯璇曢鍏?/p>
100
棰橈紝鍗曢」閫夋嫨棰?/p>
80
棰橈紝鍒ゆ柇棰?/p>
20
棰橈紝姣忛
1
鍒?/p>
)
涓�銆?/p>
鍗曢」閫夋嫨棰橈細
锛堣浠庡洓涓閫夐」涓�夊彇涓�涓纭瓟妗堝～鍐欏湪鎷彿涓�傞敊閫夈�?
婕忛�夈�佸閫夊潎涓嶅緱鍒嗭紝涔熶笉鍙嶆墸鍒嗭級
1
銆?/p>
c
(1/6KIO
3
)=0.30mol/L
纰橀吀閽炬憾娑插湪浣跨敤鏃剁鍙湁鍥涗环鐨勫彉鍖栵紝
鍒欏叾浣跨敤鏃舵祿搴﹀簲鎹㈢畻鎴?/p>
锛?/p>
锛?/p>
锛?/p>
A
锛?/p>
c(
1/4KIO
3
)=0.30mol/L
锛?/p>
B
锛?/p>
c
(4/6KIO
3
)=1.20mol/L
锛?/p>
C
锛?/p>
c(
1/4KIO
3
)=0.20mol/L
锛?/p>
D
锛?/p>
c
(1/4KIO
3
)=0.45mol/L
2
銆佸彇
50mL
娴撶～閰稿拰
100mL
姘存贩鍚堝悗鐨勬憾娑叉祿搴﹁〃绀轰负锛?/p>
锛?/p>
銆?/p>
(A)(1+2)H
2
SO
4
(B)(1+3)H
2
SO
4
(C)50%H
2
SO
4
(D)33%H
2
SO
4
3
銆佷笅鍒楃墿璐ㄥ湪閰嶅埗鏍囧噯婊村畾婧舵恫鏃讹紝蹇呴』鍏堥厤鎴愰ケ鍜屾憾娑茬殑鏄紙
锛?/p>
锛?/p>
A
锛?/p>
KMnO
4
(B)NaOH
(C)AgNO
3
(D)EDTA
4
銆佹閰嶅埗锛?/p>
1
锛?/p>
5
锛?/p>
HCl
婧舵恫锛屽簲鍦?/p>
10mL
璇曞墏鐩愰吀婧舵恫涓姞姘达紙
锛?/p>
锛?/p>
A
锛?/p>
20mL
(B)30mL
(C) 50mL
(D) 60mL
5
銆佷笅鍒楃墿璐ㄥ彲鐢ㄧ洿鎺ユ硶鍒跺鏍囧噯婊村畾婧舵恫鐨勬槸锛?/p>
锛?/p>
銆?/p>
(A)KMnO
4
(B)Na
2
CO
3
(C)NaOH
(D)H
2
SO
4
6
銆佸湪澶╁钩涓婂姞
10mg
鐨勭牆鐮侊紝澶╁钩鍋忚浆
8.0
鏍硷紝姝ゅぉ骞崇殑鍒嗗害鍊兼槸锛?/p>
锛?/p>
銆?/p>
锛?/p>
A
锛?/p>
0.00125g
(B)0.8mg
(C)0.08g
(D)0.001g
7
銆佷互涓嬫湁鍏冲ぉ骞宠閲忔�ц兘鍙欒堪姝ｇ‘鐨勬槸锛?/p>
锛?/p>
銆?/p>
(A)
銆佸ぉ骞崇伒鏁忓害瓒婇珮瓒婂ソ銆?/p>
(B)
銆佸ぉ骞崇殑閲嶅績閾婂彲鏍规嵁闇�瑕侀殢鎰忚皟鑺傘�?/p>
(C)
銆佸湪杞借嵎骞宠 鐘舵�佷笅锛屽娆″紑鍏冲ぉ骞冲悗锛屽ぉ骞虫仮澶嶅師骞宠 浣嶇疆鐨勬�ц兘涓虹ず鍊间笉鍙樻�с�?/p>
(D)
銆佷竴鑸�岃█锛屾俯搴︿笉浼氬奖鍝嶅ぉ骞崇殑璁￠噺鎬ц兘
8
銆?/p>
c
锛?/p>
1/5KM
n
O
4
锛?/p>
=0.50mol/L,
鍒?/p>
c
(1/3 KM
n
O
4
)=(
)
銆?/p>
锛?/p>
A
锛?/p>
0.15 mol/L
(B)0.10 mol/L
(C)0.30 mol/L
(D)0.17 mol/L
9
銆佷互涓嬬墿璐ㄥ繀椤荤敤闂存帴娉曞埗澶囨爣鍑嗘淮瀹氭憾娑茬殑鏄紙
锛?/p>
銆?/p>
锛?/p>
A
锛?/p>
K
2
Cr
2
O
7
(B)Na
2
CO
3
(C)NaCl
(D)NaOH
10
銆佹爣瀹?/p>
KMnO
4
鏃?/p>
锛岀敤
H
2
C
2
O
4
浣滃熀鍑嗙墿锛屽畠鐨勫熀鏈崟鍏冩槸锛?/p>
锛?/p>
銆?/p>
锛?/p>
A
锛?/p>
H
2
C
2
O
4
(B)
1/2 H
2
C
2
O
4
锛?/p>
C
锛?/p>
1/3 H
2
C
2
O
4
(D)
1/4 H
2
C
2
O
4