淇濇寔鍋ュ悍蹇冩�侊紝鍕囨暍闈㈠涓�冿紱鍚堢悊楗锛屽悎鐞嗙潯鐪狅紱棰勭閲戞棰樺悕锛屼竾浜嬪鎰忥紒淇濇寔鍋ュ悍蹇冩�侊紝鍕囨暍闈㈠涓�冿紱鍚堢悊楗锛屽悎鐞嗙潯鐪狅紱棰勭閲戞棰樺悕锛屼竾浜嬪鎰忥紒
淇濇寔鍋ュ悍蹇冩�侊紝鍕囨暍闈㈠涓�冿紱鍚堢悊楗锛屽悎鐞嗙潯鐪狅紱棰勭閲戞棰樺悕锛屼竾浜嬪鎰忥紒淇濇寔鍋ュ悍蹇冩�侊紝鍕囨暍闈㈠涓�冿紱鍚堢悊楗锛屽悎鐞嗙潯鐪狅紱棰勭閲戞棰樺悕锛屼竾浜嬪鎰忥紒
銆愭瘝棰樻潵婧愩�?/p>
2018
骞撮珮鑰冩柊璇炬爣
3
鍗?/p>
銆愭瘝棰橀鏂囥�戠敤
0.100 mol路L
-1
AgNO
3
婊村畾
50.0 mL 0.0500 mol路L
-1
Cl
-
婧舵恫鐨勬淮瀹氭洸绾垮鍥炬墍绀恒�備笅鍒楁湁
鍏虫弿杩伴敊璇殑鏄?/p>
A
锛庢牴鎹洸绾挎暟鎹绠楀彲鐭?/p>
K
sp
(AgCl)
鐨勬暟閲忕骇涓?/p>
10
-10
B
锛庢洸绾夸笂鍚勭偣鐨勬憾娑叉弧瓒冲叧绯诲紡
c
(Ag
+
)路
c
(Cl
-
)=
K
sp
(AgCl)
C
锛庣浉鍚屽疄楠屾潯浠朵笅锛岃嫢鏀逛负
0.0400 mol路L
-1
Cl
-
锛屽弽搴旂粓鐐?/p>
c
绉诲埌
a
D
锛庣浉鍚屽疄楠屾潯浠朵笅锛岃嫢鏀逛负
0.0500 mol路L
-1
Br
-
锛屽弽搴旂粓鐐?/p>
c
鍚?/p>
b
鏂瑰悜绉诲姩
銆愮瓟妗堛�?/p>
C
銆愯瘯棰樿В鏋愩�?/p>
A
锛庨�夊彇妯潗鏍囦负
50mL
鐨勭偣锛屾鏃跺悜
50mL 0.05mol/L
鐨?/p>
Cl
-
婧舵恫涓紝鍔犲叆浜?/p>
50mL 0. 1mol/L
鐨?/p>
AgNO
3
婧舵恫锛屾墍浠ヨ绠楀嚭姝ゆ椂婧舵恫涓繃閲忕殑
Ag
+
娴撳害涓?/p>
0.025mol/L
锛堟寜鐓ч摱绂诲瓙鍜屾隘绂诲瓙
1:1
娌夋穩锛?/p>
鍚屾椂涓嶈蹇樿婧舵恫浣撶Н鍙樹负鍘熸潵
2
鍊嶏級
锛?/p>
鐢卞浘绀哄緱鍒版鏃?/p>
Cl
-
绾︿负
1脳10
-8
mol/L
锛?/p>
瀹為檯绋嶅皬锛?/p>
锛?/p>
鎵�浠?/p>
K
SP
(AgCl)
绾︿负
0.025脳10
-8
=2.5脳10
-10
锛屾墍浠ュ叾鏁伴噺绾т负
10
-10
锛岄�夐」
A
姝ｇ‘銆?/p>
B
锛庣敱浜?/p>
K
SP
(AgCl)
鏋佸皬锛屾墍浠ュ悜婧舵恫婊村姞纭濋吀閾跺氨浼氭湁娌夋穩鏋愬嚭锛屾憾娑蹭竴鐩存槸姘寲閾剁殑楗卞拰婧舵恫锛屾墍浠?