______________________________________________________________________________________________________________
绮惧搧璧勬枡
閰哥⒈婊村畾缁冧範棰?/p>
涓�锛庡崟椤归�夋嫨棰橈細
1.
鎸夐吀纰辫川瀛愮悊璁猴紝
Na
2
HPO
4
鏄細
锛?/p>
锛?/p>
A.
涓�х墿璐?/p>
B.
閰告�х墿璐?/p>
C.
纰辨�х墿璐?/p>
D.
涓ゆ�х墿璐?/p>
3.
閰哥⒈鎸囩ず鍓備竴鑸槸鏈夋満寮遍吀鎴栨湁鏈哄急纰憋紝
瀹冨湪婧舵恫涓殑棰滆壊鍙樺寲涓昏鍐充簬锛?/p>
锛?/p>
锛?/p>
A
锛庢寚绀哄墏鐨勭瑙ｅ害
B
锛庢寚绀哄墏鐨勬祿搴?/p>
C
锛庢憾娑茬殑閰哥⒈搴?/p>
D
锛庢憾娑茬殑娓╁害
4.
鎸夐吀纰辫川瀛愮悊璁猴紝
Na 2 HPO 4
鏄細
锛?/p>
锛?/p>
A.
涓�х墿璐?/p>
B.
閰告�х墿璐?/p>
C.
纰辨�х墿璐?/p>
D.
涓ゆ�х墿璐?/p>
5.
涓嬪垪鍚勭粍閰哥⒈瀵逛腑锛屼笉灞炰簬鍏辫江閰哥⒈瀵圭殑鏄?/p>
锛?/p>
锛?/p>
A.
HAc - Ac-
锛?/p>
B. NH
3
- NH
2
-
锛?/p>
C. H
2
CO
3
-
CO
3
-
锛?/p>
D. H
2
C
2
O
4
-
HC
2
O
4
-
鈥?
6
.
涓嬪垪寮遍吀鎴栧急纰辫兘鐢ㄩ吀纰辨淮瀹氭硶鐩存帴鍑嗙‘婊村畾鐨勬槸
锛?/p>
锛?/p>
A.0.1mol
路
L
锛?/p>
1
鑻厷
K
a
=1.1
脳
10
锛?/p>
10
B.0.1mol
路
L
锛?/p>
1
H
3
BO
3
K
a
=7.3
脳
10
锛?/p>
10
C.0.1mol
路
L
锛?/p>
1
缇熻兒
K
b
=1.07
脳
10
锛?/p>
8
D.0.1mol
路
L
锛?/p>
1
HF
K
a
=3.5
脳
10
锛?/p>
4
7.
鐢ㄥ己纰辨淮瀹氫竴鍏冨急閰告椂锛屽簲绗﹀悎
cK
a
鈮?/p>
10
锛?/p>
8
鐨勬潯浠讹紝杩欐槸鍥犱负锛?/p>
锛?/p>
锛?/p>
A.
cK
a
锛?/p>
10
锛?/p>
8
鏃舵淮瀹氱獊璺冭寖鍥寸獎
B.
cK
a
锛?/p>
10
锛?/p>
8
鏃舵棤娉曠‘瀹氬寲瀛﹁閲忓叧
绯?/p>
C.
cK
a
锛?/p>
10
锛?/p>
8
鏃舵寚绀哄墏涓嶅彂鐢熼鑹插彉鍖?/p>
D.
cK
a
锛?/p>
10
锛?/p>
8
鏃跺弽搴斾笉鑳借繘琛?/p>
8.
涓嬪垪閰哥⒈婊村畾鍙嶅簲涓紝鍏跺寲瀛﹁閲忕偣
pH
鍊肩瓑浜?/p>
7.00
鐨勬槸锛?/p>
锛?/p>
锛?/p>
A. NaOH
婊村畾
HAc
B.HCl
婧舵恫婊村畾
NH
3
路
H
2
O
C.HCl
婧舵恫婊村畾
Na
2
CO
3
D.NaOH
婧舵恫婊村畾
HCl