1
2018
骞存櫘閫氶珮绛夊鏍℃嫑鐢熷叏鍥界粺涓�鑰冭瘯
鐞嗙患鑳藉姏娴嬭瘯锛堜笁锛?/p>
鍙兘鐢ㄥ埌鐨勭浉瀵瑰師瀛愯川閲忥細
H 1 C 12 N 14 O 16 Na 23 Mg 24 Al 27 S 32 Cr 52
Zn 65 I 127
7
锛庡寲瀛︿笌鐢熸椿瀵嗗垏鐩稿叧銆備笅鍒楄娉曢敊璇殑鏄?/p>
A
锛庢场娌伃鐏櫒鍙敤浜庝竴鑸殑璧风伀
,
涔熼�傜敤浜庣數鍣ㄨ捣鐏?/p>
B
锛庣柅鑻椾竴鑸簲鍐疯棌瀛樻斁
,
浠ラ伩鍏嶈泲鐧借川鍙樻�?/p>
C
锛庡搴淇椂鐢ㄦ按鎬ф紗鏇夸唬浼犵粺鐨勬补鎬ф紗
,
鏈夊埄浜庡仴搴峰強鐜
D
锛庣數鐑按鍣ㄧ敤闀佹闃叉鍐呰儐鑵愯殌
,
鍘熺悊鏄壓鐗查槼鏋佺殑闃存瀬淇濇姢娉?/p>
8
锛庝笅鍒楀彊杩版纭殑鏄?/p>
A
锛?/p>
24 g
闀佷笌
27 g
閾濅腑
,
鍚湁鐩稿悓鐨勮川瀛愭暟
B
锛庡悓绛夎川閲忕殑姘ф皵鍜岃嚟姘т腑
,
鐢靛瓙鏁?/p>
鐩稿悓
C
锛?/p>
1 mol
閲嶆按涓?/p>
1 mol
姘翠腑
,
涓瓙鏁版瘮涓?/p>
2
鈭?/p>
1 D
锛?/p>
1 mol
涔欑兎鍜?/p>
1 mol
涔欑儻涓?/p>
,
鍖栧閿?/p>
鏁扮浉鍚?/p>
9
锛庤嫰涔欑儻鏄噸瑕佺殑鍖栧伐鍘熸枡銆備笅鍒楁湁鍏宠嫰涔欑儻鐨勮娉曢敊璇殑鏄?/p>
A
锛庝笌娑叉捍娣峰悎鍚庡姞鍏ラ搧绮夊彲鍙戠敓鍙栦唬鍙嶅簲
B
锛庤兘浣块吀鎬ч珮閿伴吀閽炬憾娑茶お鑹?/p>
C
锛庝笌姘寲姘㈠弽搴斿彲浠ョ敓鎴愭隘浠ｈ嫰涔欑儻
D
锛庡湪鍌寲鍓傚瓨鍦ㄤ笅鍙互鍒跺緱鑱氳嫰涔欑儻
10
锛庝笅鍒楀疄楠屾搷浣滀笉褰撶殑鏄?/p>
A
锛庣敤绋�纭吀鍜岄攲绮掑埗鍙?/p>
H
2
鏃?/p>
,
鍔犲嚑婊?/p>
CuSO
4
婧舵恫浠ュ姞蹇弽搴旈�熺巼
B
锛庣敤鏍囧噯
HCl
婧舵恫婊村畾
NaHCO
3
婧舵恫鏉ユ祴瀹氬叾娴撳害
,
閫夋嫨閰氶厼涓烘寚绀哄墏
C
锛庣敤閾備笣铇稿彇鏌愮⒈閲戝睘鐨勭洂婧舵恫鐏肩儳
,
鐏劙鍛堥粍鑹?/p>
,
璇佹槑鍏朵腑鍚湁
Na
+
D
锛庡父鍘嬭捀棣忔椂
,
鍔犲叆娑蹭綋鐨勪綋绉笉瓒呰繃鍦嗗簳鐑х摱瀹圭Н鐨勪笁鍒嗕箣浜?/p>
11
锛?/p>
涓�绉嶅彲鍏呯數閿?/p>
-
绌烘皵鐢垫睜濡傚浘鎵�绀恒�?/p>
褰撶數姹犳斁鐢垫椂
,O
2
涓?/p>
Li
+
鍦ㄥ瀛旂⒊鏉愭枡鐢垫瀬澶勭敓鎴?/p>
Li
2
O
2-
x
锛?/p>
x
=0
鎴?/p>
1
锛?/p>
銆備笅鍒楄娉曟纭殑鏄?/p>
