骞夸笢鐪佹儬宸炲競榛勫唸涓鎯犲窞瀛︽牎
2018
骞撮珮涓夊寲瀛︾涓夎疆澶嶄範鐢佃В璐ㄦ憾娑插浘鍍忎笓棰樻帰绌讹紙瀛?
妗堬級鏃犵瓟妗?/p>
1 / 4
鐢佃В璐ㄦ憾娑插浘鍍忎笓棰樻帰绌讹紙瀛︽锛?/p>
銆愬懡棰樺垎鏋愩�?/p>
浠ュ钩琛″師鐞嗕负鑳屾櫙锛屼互鍥惧儚涓鸿浇浣擄紝鑰冨療鐢佃В璐ㄦ憾娑茬浉鍏崇煡璇嗕负杩戝勾鍛介鐑偣銆?/p>
銆愬涔犵洰鏍囥�?/p>
鐭ヨ瘑涓庢妧鑳斤細
宸╁浐婧舵恫涓瀛愭祿搴﹀ぇ灏忔瘮杈冦�?/p>
绂诲瓙娴撳害瀹堟亽寮忓強鏈夊叧鐢佃В璐ㄦ憾娑茬殑
鍚勭璁＄畻銆傝繘涓�姝ユ彁楂樿鍥俱�佽瘑鍥俱�佹暟鍨嬪垎鏋愮殑鍩烘湰鎶�鑳姐�?/p>
杩囩▼涓庢柟娉曪細閫氳繃瀵瑰浘琛ㄧ殑鍓栨瀽锛屾帉鎻″鍥捐〃棰樿繘琛屽畾鎬с�佸畾閲忓垎鏋愮殑鏂规硶銆?/p>
鎯呮劅鎬佸害涓庝环鍊艰锛氬煿鍏诲鐢熷垎鏋愬鏉傞棶棰橈紝鍕囦簬鎺㈢储鐨勭簿绁炪�?/p>
鎺㈢┒
1
婊村畾鏇茬嚎鍥?/p>
銆愪緥
1
銆?/p>
锛?/p>
2013
娴欐睙鐞嗙患
鈭?/p>
12
锛?/p>
5
鈩冩椂锛岀敤娴撳害涓?/p>
0.1000 mol/L
鐨?
NaOH
婧舵恫婊村畾
20.00 mL
娴撳害鍧囦负
0.1000 mol/L
鐨勪笁绉嶉吀
HX
銆?/p>
HY
銆?/p>
HZ
锛屾淮瀹氭洸绾垮鍥炬墍绀恒�備笅鍒楄娉曟纭殑鏄?/p>
A
锛庡湪鐩稿悓娓╁害涓嬶紝鍚屾祿搴︾殑涓夌閰告憾娑茬殑瀵肩數鑳藉姏椤哄簭锛?/p>
HZ
锛?/p>
HY
锛?/p>
HX
B
锛庢牴鎹淮瀹氭洸绾匡紝鍙緱
K
a
(HY)鈮?0
锛?/p>
5
C
锛庡皢涓婅堪
HX
銆?/p>
HY
婧舵恫绛変綋绉贩鍚堝悗锛岀敤
NaOH
婧舵恫婊?/p>
瀹氳嚦
HX
鎭板ソ瀹屽叏鍙嶅簲鏃讹細
c(X
锛?/p>
)
锛?/p>
c
(Y
锛?/p>
)
锛?/p>
c
(OH
锛?/p>
)
锛?/p>
c
(H
锛?/p>
)
D
锛?/p>
HY
涓?/p>
HZ
娣峰悎锛岃揪鍒板钩琛℃椂
c
(H
锛?/p>
)
锛?/p>
銆?/p>
鏂规硶鎬荤粨
銆?/p>
銆愬彉寮忋�戝娓╂椂锛屽悜
100mL
0.1mol鈥
-1
NH
4
HSO
4
婧舵恫涓淮鍔?/p>
0.1mol鈥
-1
NaOH
婧舵恫锛屽緱鍒?
鐨勬憾娑?/p>
pH
涓?/p>
NaOH
婧舵恫浣撶Н鐨勫叧绯绘洸绾垮鍥炬墍绀恒�?/p>
锛?/p>
1
锛夎瘯鍒嗘瀽鍥句腑
a
銆?/p>
b
銆?/p>
c
銆?/p>
d
鍥涗釜鐐癸紝姘寸殑鐢电绋嬪害鏈�澶х殑鏄?/p>
锛?/p>
锛?/p>
2
锛夊湪
cd
娈靛彂鐢熷弽搴旂殑绂诲瓙鏂圭▼寮?/p>
锛?/p>
锛?/p>
3
锛夊湪
b
鐐癸紝婧舵恫涓悇绂诲瓙娴撳害鐢卞ぇ鍒板皬鐨勬帓鍒楅『搴忔槸
锛?/p>
锛?/p>
4
锛夊啓鍑烘憾娑蹭腑
NH
4
+
姘磋В鐨勫寲瀛﹀钩琛″父鏁拌〃杈惧紡
锛?/p>
鍏惰繎浼煎�间负
锛堢敤鍚?/p>
m
鐨勫紡瀛愯〃绀猴級
銆?/p>