- 1 -
鐗╄川鐨勯噺娴撳害
鍏镐緥鍦ㄧ嚎
涓嬪垪鍏充簬鐗╄川鐨勯噺娴撳害琛ㄨ堪姝ｇ‘鐨勬槸
A
锛?.3 mol路L
鈭?/p>
1
鐨?/p>
Na
2
SO
4
婧舵恫涓惈鏈?/p>
Na
+
鍜?/p>
2
4
SO
飥?
鐨勬�荤墿璐ㄧ殑閲忎负
0.9 mol
B
锛庡綋
1 L
姘村惛鏀?/p>
22.4 L
姘ㄦ皵鏃舵墍寰楁皑姘寸殑娴撳害涓嶆槸
1 mol路L
鈭?/p>
1
锛屽彧鏈夊綋
22.4 L
姘ㄦ皵婧朵簬
姘村埗寰?/p>
1 L
姘ㄦ按鏃讹紝鍏舵祿搴︽墠鏄?/p>
1 mol路L
鈭?/p>
1
C
锛庡湪
K
2
SO
4
鍜?/p>
NaCl
鐨勪腑鎬ф贩鍚堟按婧舵恫涓紝濡傛灉
Na
+
鍜?/p>
2
4
SO
飥?/p>
鐨勭墿璐ㄧ殑閲忕浉绛夛紝鍒?/p>
K
+
鍜?/p>
Cl
鈭?
鐨勭墿
璐ㄧ殑閲忔祿搴︿竴瀹氱浉绛?/p>
D
锛?/p>
10
鈩冩椂锛?.35 mol路L
鈭?/p>
1
鐨?/p>
KCl
楗卞拰婧舵恫
100 mL
钂稿彂鎺?/p>
5 g
姘达紝鍐峰嵈鍒?/p>
10
鈩冩椂锛屽叾浣?/p>
绉皬浜?/p>
100 mL
锛屽畠鐨勭墿璐ㄧ殑閲忔祿搴︿粛涓?/p>
0.35 mol路L
鈭?/p>
1
銆愮瓟妗堛�?/p>
D
瑙ｉ蹇呭
涓�銆佺墿璐ㄧ殑閲忔祿搴?/p>
浜屻�佺墿璐ㄧ殑閲忔祿搴︾殑鐞嗚В
(1)
婧惰川鐢ㄧ墿璐ㄧ殑閲忚〃绀猴紝鑰屼笉鏄川閲忋�傚缁欏嚭鐨勬潯浠舵槸婧惰川鐨勮川閲忔垨姘斾綋鐨勪綋绉瓑锛屽簲鏍规嵁