涓�銆侀�夋嫨棰?/p>
鍦ㄧ粰鍑虹殑
4
涓�夐」涓紝璇烽�夊嚭
1
涓纭瓟妗?/p>
銆?/p>
1.
涓嬪垪鐗╄川涓紝閰哥殑寮哄害鏈�澶х殑鏄?/p>
(
D
)
A. HAc
4.75
HAc)
p
胃
a
飥?/p>
(
K
B. HCN
21
9
HCN)
p
胃
a
.
(
K
飥?/p>
C. NH
4
锛?
4.75
O)
H
NH
p
2
3
胃
b
飥?/p>
飪?/p>
(
K
D. HCOOH
25
.
10
HCOONa)
(
p
胃
b
飥?/p>
K
2.
鏌愭贩鍚堢⒈鐢ㄧ洂閰告淮瀹氳嚦閰氶厼鍙樿壊
,
娑堣�?/p>
V
1
ml
锛?/p>
缁х画浠ョ敳鍩烘涓烘寚绀哄墏娑堣�?/p>
V
2
ml ,
宸茬煡
V
1
锛?/p>
V
2
,
鍏剁粍
鎴愭槸
(
C
)
A. Na
2
CO
3
B. Na
2
CO
3
涓?/p>
NaHCO
3
C. NaOH
涓?/p>
Na
2
CO
3
D. NaOH
3.
鐢?/p>
Na
2
CO
3
涓哄熀鍑嗙墿璐ㄦ爣瀹?/p>
HCl
婧舵恫鏃讹紝涓嬪垪鎯呭喌瀵?/p>
HCl
婧舵恫鐨勬祿搴︿笉浜х敓褰卞搷鐨勬槸
(
A
)
A.
鐢ㄥ幓绂诲瓙姘存憾瑙ｉ敟褰㈢摱涓殑
Na
2
CO
3
鏃讹紝澶氬姞浜?/p>
5.
锛?/p>
mL
鍘荤瀛愭按
B.
鐑樺共
Na
2
CO
3
鏃讹紝娓╁害鎺у埗
300
鈩冧互涓?/p>
C.
婊村畾绠℃湭鐢?/p>
HCl
婧舵恫娑︽礂
D.
婊村畾閫熷害澶揩锛岄檮鐫�鍦ㄦ淮瀹氱澹佷笂鐨?/p>
HCl
婧舵恫鏉ヤ笉鍙婃祦涓嬫潵灏辫鍙栨淮瀹氫綋绉?/p>
4.
钂搁娉曟祴瀹氶摰鐩愪腑
N
鍚噺鏃讹紝鑳界敤浣滃惛鏀舵恫鐨勬槸
(
B
)
A.
纭肩爞
B. HCl
C. HAc
D. NH
4
Cl
5.
涓嬪垪婧舵恫鑳界敤
HCl
鎴?/p>
NaOH
鏍囧噯婧舵恫鐩存帴婊村畾鐨勬槸
(
娴撳害鍧囦负
0.1mol路
L
-1
) (
D
)
A. NaAc
B. NH
4
Cl
C. HCN
D. HCOOH
(
K
胃
a
(HAc) = 1.79脳
10
-5
锛?/p>
K
胃
b
(NH
3
) = 1.8脳
10
-5
锛?/p>
K
胃
a
(HCN) = 4.99脳
10
-10
锛?/p>
K
胃
a
(HCOOH) =
1.7脳
10
-4
)
6.
鐢ㄨ繑婊村畾娉曟祴瀹氭皑姘村惈閲忥紝搴旈�夌敤鐨勬寚绀哄墏鏄?/p>
(
D
)
A.
閰氶厼
B.
鐢插熀姗?/p>
C.
閽欑孩
D.
鐢插熀绾?/p>
7.
鐢?/p>
c
(NaOH)=0.1000 mol路
L
-1
鐨?/p>
NaOH
婧舵恫婊村畾鐩稿悓娴撳害鐨勫急閰革紙
K
a1
飦?/p>
=8.6 脳
10
-2
K
a2
飦?/p>
=6.3脳
10
-7
K
a3
飦?/p>
=4.0脳
10
-13
锛?/p>
(
B
)
A.
鏈変袱涓淮瀹氱粓鐐癸紝绗竴缁堢偣鐢ㄩ厷閰炪�佺浜岀粓鐐圭敤鐢插熀绾㈡寚绀?/p>
B.
鏈変袱涓淮瀹氱粓鐐癸紝绗竴缁堢偣鐢ㄧ敳鍩虹孩銆佺浜岀粓鐐圭敤閰氶厼鎸囩ず
C.
鍙湁涓�涓粓鐐癸紝鐢ㄩ厷閰炴寚绀?/p>
D.
鍙湁涓�涓粓鐐癸紝鐢ㄧ敳鍩虹孩鎸囩ず
8.
閰哥⒈婊村畾涓紝閫夋嫨閰哥⒈鎸囩ず鍓傚彲浠ヤ笉鑰冭檻鐨勫洜绱犳槸
(
C
)
A. pH
绐佽穬鑼冨洿
B.
鎸囩ず鍓傜殑鍙樿壊鑼冨洿
C.
鎸囩ず鍓傜殑鎽╁皵璐ㄩ噺
D.
瑕佹眰鐨勮宸寖鍥?/p>