缁█涔犻
1.
1.
涓轰粈涔堣鍖栧鍜屽尰瀛︾殑鍏崇郴瀵嗗垏锛屽尰瀛︿笓涓氬鐢熷繀椤诲濂藉寲瀛︼紵
2.
2.
鈥?/p>
1 mol
纭吀鐨勮川閲忔槸
98.0g
鈥?/p>
锛屽鍚楋紵
3.
3.
0.4 mol H
2
SO
4
婧惰В浜庢按锛岄厤鎴?/p>
500 mL
婧舵恫锛屽叾娴撳害琛ㄧず姝ｇ‘鐨勬槸
A.
c
(H
2
SO
4
) = 0.8 mol路
L
-1
B.
c
[(1/2)
(H
2
SO
4
)] = 0.8 mol路
L
-1
C.
c
[(1/2)
(H
2
SO
4
) ]= 0.4 mol路
L
-1
D.
纭吀鐨勬祿搴︿负
0.8 mol路
L
-1
4.
4.
涓嬪垪璇存硶姝ｇ‘鐨勬槸
A.
鈥?/p>
1 mol O
鈥濆彲浠ヨ鎴愨�?/p>
1 mol
鍘熷瓙
O
鈥?/p>
B.
1
鎽╁皵纰?/p>
C
鍘熷瓙绛変簬
12 g
C.
1 L
婧舵恫涓惈鏈?/p>
H
2
SO
4
98 g
锛岃婧舵恫鐨勬懇灏旀祿搴︽槸
1 mol路
L
-1
D.
鍩烘湰鍗曞厓涓嶄粎鍙互鏄瀯鎴愮墿璐ㄧ殑浠讳綍鑷劧瀛樺湪鐨勭矑瀛愭垨绮掑瓙鐨勭粍鍚堬紝
涔熷彲浠ユ槸鎯宠薄
鐨勬垨鏍规嵁闇�瑕佸亣璁剧殑绉嶇绮掑瓙鎴栧叾鍒嗗壊涓庣粍鍚堛�?/p>
5.
姹?/p>
0.100 kg (
2
1
Ca
2+
)
鐨勭墿璐ㄧ殑閲忋�?/p>
6.
姣?/p>
100 mL
琛�娴嗗惈
K
+
涓?/p>
20 mg
锛岃绠?/p>
K
+
鐨勭墿璐ㄧ殑閲忔祿搴︼紝鍗曚綅鐢?/p>
mmol路
L
-1
琛ㄧず銆?/p>
7.
7.
璁＄畻涓嬪垪甯哥敤璇曞墏鐨勭墿璐ㄧ殑閲忔祿搴?/p>
鈶?/p>
鈶?/p>
娴撶閰革紝鍚?/p>
HNO
3
鐨勮川閲忓垎鏁颁负
0.700
锛屽瘑搴︿负
1.42g 路
mL
-1
鈶?/p>
鈶?/p>
娴撴皑姘达紝鍚?/p>
NH
3
鐨勮川閲忓垎鏁颁负
0.280
锛屽瘑搴︿负
0.900 g 路
mL
-1
8.
鏌愭偅鑰呴渶琛ュ厖
Na
+
5.0
脳
10
-2
mol
锛屽簲琛ュ厖
NaCl
鐨勮川閲忔槸澶氬皯锛熻嫢鐢ㄧ敓鐞嗙洂姘磋ˉ鍏?/p>
[
蟻
(NaCl)=9.0g路
L
-1
]
锛屽簲闇�鐢熺悊鐩愭按鐨勪綋绉槸澶氬皯锛?/p>
9.
瀹為獙瀹ょ幇鏈夊墿浣欑殑
0.100 mol路
L
-1
H
2
SO
4
500 mL
鍜?/p>
0.050 0 mol路
L
-1
H
2
SO
4
300 mL
锛?/p>
濡備綍
鍒╃敤涓婅堪婧舵恫鍔犲叆涓�瀹氫綋绉殑
蠅
B
=
0.960
鐨?/p>
H
2
SO
4
锛堢浉瀵瑰瘑搴?/p>
d
= 1.84 kg路
L
-1
锛夐厤鍒舵垚
1 000
mL
娴撳害涓?/p>
0.250 mol路
L
-1
鐨?/p>
H
2
SO
4
婧舵恫锛?/p>
10.
婧舵恫涓?/p>
KI
涓?/p>
KMnO
4
鍙嶅簲锛屽亣濡傛渶缁堟湁
0.508g I
2
鏋愬嚭锛屼互
(KI+
5
1
KMnO
4
)
涓哄熀鏈崟
鍏冿紝鎵�娑堣�楃殑鍙嶅簲鐗╃殑鐗╄川鐨勯噺鏄灏戯紵
11.
鐢ㄨ川閲忔懇灏旀祿搴︽潵琛ㄧず婧舵恫鐨勭粍鎴愭爣搴︽湁浣曚紭鐐癸紵
12. 100 g
娴撶～閰镐腑鍚函
H
2
SO
4
95 g
锛?/p>
灏嗘
100 g
娴撶～閰稿姞鍏?/p>
400 g
姘翠腑锛?/p>
娣峰悎鍚庢憾娑茬殑
瀵嗗害涓?/p>
1.13 kg路
L
-1
锛岃绠楁婧舵恫鐨勮川閲忔懇灏旀祿搴︺�佺墿璐ㄧ殑閲忔祿搴﹀拰鎽╁皵鍒嗘暟銆?/p>
13. What is the mole fraction of the solute in a 1.00 mol 路
kg
-1
aqueous solution?