绗?/p>
1
椤?/p>
鍏?/p>
3
椤?/p>
閰嶅埗涓�瀹氱墿璐ㄧ殑閲忔祿搴︾殑婧舵恫
鐝骇
:
濮撳悕
:
灏忕粍
:
鍒嗘暟
:
A
鍗?/p>
鍩虹棰橈紙
40
鍒嗭級
1
銆?/p>
1mol/LNaCl
琛ㄧず
锛?/p>
锛?/p>
A
銆?/p>
婧舵恫涓惈
1mol
NaCl
B
銆?/p>
1mol
NaCl
婧朵簬
1L
姘翠腑
C
銆?/p>
58.5g NaCl
婧朵簬
941.5g
姘翠腑
D
銆?/p>
1L
姘存憾娑查噷鍚?/p>
NaCl58.5g
2
銆佺敤
20g NaOH
鍥轰綋閰嶆垚
1mol/L
鐨?/p>
NaOH
婧舵恫锛屾墍寰楁憾娑茬殑浣撶Н涓?/p>
A
锛?/p>
2L
B
锛?/p>
1L
C
锛?/p>
0.5L
D
锛?/p>
0.1L
3
銆佸湪
100 mL 0.2 mol/L Al
2
锛?/p>
SO
4
锛?/p>
3
婧舵恫涓紝
SO
4
2
鈥?
鐨勭墿璐ㄧ殑閲忔祿搴︿负
A
锛?/p>
0.2 mol/L
B
锛?/p>
0.6 mol/L
C
锛?/p>
0.06 mol/L
D
锛?/p>
0.3 mol/L
4
銆佸叧浜庡閲忕摱鐨勫洓绉嶅彊杩?/p>
:
鈶犳槸閰嶅埗鍑嗙‘娴撳害鐨勪华鍣紱鈶′笉瀹滆串钘忔憾娑诧紱鈶笉鑳界敤鏉ュ姞鐑紱
鈶ｄ娇鐢ㄤ箣鍓嶈妫�鏌ユ槸鍚︽紡姘达紝杩欎簺鍙欒堪涓纭殑鏄?/p>
锛?/p>
锛?/p>
A
銆佲憼鈶♀憿鈶?/p>
B
銆佲憽鈶?/p>
C
銆佲憼鈶♀懀
D
銆佲憽鈶⑩懀
5
銆佸閲忕摱涓婇渶鏍囨湁鈶?/p>
娓╁害
鈶?/p>
娴撳害
鈶?/p>
瀹归噺
鈶ｅ帇寮?/p>
鈶?/p>
鍒诲害绾?/p>
A
锛庘憼鈶⑩懁
B
锛庘憽鈶ｂ懁
C
锛庘憿鈶ｂ懁
D
锛庘憼鈶♀憿
B
鍗?/p>
鎷撳睍棰?/p>
锛?/p>
30
鍒嗭級
6
銆佹煇浣嶅悓瀛﹂厤鍒朵竴瀹氱墿璐ㄧ殑閲忔祿搴?/p>
NaOH
婧舵恫鏃讹紝閫犳垚鎵�閰嶆憾娑叉祿搴﹀亸楂樼殑鍘熷洜鏄?/p>
A
锛庢墍鐢?/p>
NaOH
宸茬粡娼В
B
锛庣敤甯︽父鐮佺殑鎵樼洏澶╁钩绉?/p>
2.4g
NaOH
鏃惰鐢ㄤ簡鈥滃乏鐮佸彸鐗┾�濈殑
鏂规硶
C
锛庡悜瀹归噺鐡朵腑鍔犳按鏈埌鍒诲害绾?/p>
D
锛庢湁灏戦噺
NaOH
婧舵恫娈嬬暀鍦ㄧ儳鏉腑
7
銆佺幇鍦ㄩ厤鍒?/p>
100ml1mol/LNaOH
婧?/p>
娑?/p>
锛?/p>
涓?/p>
鍒?/p>
鎿?/p>
浣?/p>
姝?/p>
纭?/p>
鐨?/p>
鏄?/p>
锛?/p>
锛?/p>
A
銆佸湪鎵樼洏澶╁钩鐨勪袱涓墭鐩樹笂鍚勬斁涓�寮犲ぇ灏忎竴鏍风殑绾革紝鐒跺悗灏嗘阿姘у寲閽犲浐浣撴斁鍦ㄧ焊鐗囦笂杩?/p>
琛岀О閲?/p>
B
銆?/p>
鎶婄О閲忕殑
NaOH
鍥轰綋鏀惧叆鐩涙湁閫傞噺钂搁姘寸殑鐑ф澂涓紝
婧惰В鍚庣珛鍗虫妸婧舵恫绉诲叆
100ml
瀹归噺
鐡朵腑
C
銆佺敤钂搁姘存礂娑ょ儳鏉�佺幓鐠冩
2
鈥?/p>
3
娆★紝姣忔娲楁钉鍚庣殑婧舵恫閮芥敞鍏ュ閲忕摱涓?/p>
D
銆佹部鐫�鐜荤拑妫掑線瀹归噺鐡朵腑鍔犲叆钂搁姘达紝鐩村埌婧舵恫鍑规恫闈㈡伆濂戒笌鍒诲害鐩稿垏
8
銆佷笅鍒楀疄楠屾搷浣滀腑锛屾墍鐢ㄤ华鍣ㄥ悎鐞嗙殑鏄?/p>
锛?/p>
锛?/p>
A
銆佺敤
25ml
鐨勯噺绛掗噺鍙?/p>
14.8mlNaOH
婧舵恫
B
銆佺敤
100ml
鐨勯噺绛掗噺鍙?/p>
5.20ml
鐨勭洂閰?/p>