2022骞村垵绱�(j铆)钘ュ斧鑰冭│鏅鍗″洜鑰冮粸(di菐n)妯℃摤瑭﹂锛�12鏈�1鏃ワ級

2022骞村垵绱�(j铆)钘ュ斧鑰冭│鏅鍗″洜鑰冮粸(di菐n)妯℃摤瑭﹂锛�12鏈�1鏃ワ級

婧Θ鎻愮ず锛�2022骞磋(w猫i)鐢熻硣鏍艰€冭│宸查€�(j矛n)鍏ュ倷鑰冮殠娈碉紝鍌欒€�2022骞村垵绱�(j铆)钘ュ斧鑰冭│鐨� 灏忎紮浼村彲浠ユ彁鍓� 鍏嶈不(f猫i)闋�(y霉)绱勭煭淇℃彁閱�鍔熻兘锛岄棞(gu膩n)浜�2022骞磋€冭│鍫�(b脿o)鍚�銆佺钩璨�(f猫i)銆佹簴(zh菙n)鑰冭瓑鎵撳嵃绛夐噸瑕佹檪(sh铆)闁撶瘈(ji茅)榛�(di菐n)鐠�(hu谩n)鐞冪恫(w菐ng)鏍￠兘鏈�(hu矛)閫氶亷鐭俊鎻愬墠閫氱煡鎮紝鍔╂偍瀹夊績鍌欒€�銆�

1.闂�(gu膩n)浜庨菇閰告櫘榄崱鍥犵殑鎬ц唱(zh矛)姝ｇ⒑鐨勬槸

A.绲�(ji茅)妲�(g貌u)涓湁鑺充集姘ㄥ熀锛屾槗姘у寲璁婅壊

B.涓嶆槗姘磋В

C.鏈搧鏈€绌�(w臎n)瀹氱殑pH鏄�7.0

D.灏�(du矛)绱绶氬拰閲嶉噾灞┅(w臎n)瀹�

E.鐐洪仈(d谩)鍒版渶濂芥粎鑿屾晥鏋�锛屽彲寤堕暦(zh菐ng)婊呰弻鏅�(sh铆)闁�

2.楣介吀鏅鍗″洜瀹规槗姘у寲璁婅壊鐨勫師鍥犳槸鍚湁

A.閰嵉

B.缇у熀

C.鑺充集姘ㄥ熀

D.灏�(du矛)姘ㄥ熀

E.鑻挵(hu谩n)

3.閲囩敤浜炵閰搁垑婊村畾娉曟脯(c猫)瀹氭櫘榄崱鍥犲惈閲忔檪(sh铆)锛宭ml鐨勪簽纭濋吀閳夋淮瀹氭恫(0.1mol/L)鐩哥暥(d膩ng)浜庨菇閰告櫘榄崱鍥犵殑閲忔槸(楣介吀鏅鍗″洜鐨勫垎瀛愰噺鏄�272.77)

A.27.28g

B.27.28mg

C.54.56g

D.13.64mg

E.54.56mg

鍙冭€冪瓟妗堣垏瑙ｆ瀽

1.銆愮瓟妗堝強瑙ｆ瀽銆慉銆�

楣介吀鏅鍗″洜鍒嗗瓙涓湁閰嵉锛屾槗姘磋В銆傛韩搴﹀崌楂�锛屾按瑙ｉ€熷害澧炲姞锛屾晠瑕佸毚(y谩n)鏍兼帶鍒舵粎鑿屾檪(sh铆)闁�銆傜祼(ji茅)妲�(g貌u)涓湁鑺充集姘ㄥ熀锛屾槗姘у寲璁婅壊銆俻H鍊煎鍔�銆佺传澶栫窔銆佹哀銆侀噸閲戝爆鍙姞閫熸哀鍖栬畩鑹�銆傛湰鍝佹渶绌�(w臎n)瀹氱殑pH鍊肩偤3锝�3.5銆�

2.銆愮瓟妗堝強瑙ｆ瀽銆� C銆�

楣介吀鏅鍗″洜鏈夎姵浼皑鍩�锛屾槗琚哀鍖栬畩鑹诧紝鐣�(d膩ng)pH澧炲ぇ鍜屾韩搴﹀崌楂樺潎鍙姞閫熸哀鍖�锛岀传澶栫窔銆佹哀銆侀噸閲戝爆闆㈠瓙鍜屾哀鍖栧姂鍙姞閫熸哀鍖栬畩鑹�銆�

3.銆愮瓟妗堝強瑙ｆ瀽銆態銆�

楣介吀鏅鍗″洜鍚噺娓�(c猫)瀹氭柟娉曪細鍙栨湰鍝佺磩0.6g锛岀簿瀵嗙ū瀹�锛岀収姘稿仠婊村畾娉�锛屽湪15锝�25鈩冿紝鐢ㄤ簽纭濋吀閳夋淮瀹氭恫(0.1mol/L)婊村畾銆傛瘡1ml浜炵閰搁垑婊村畾娑�(0.1mol/L)鐩哥暥(d膩ng)浜�27.28mg鐨勯菇閰告櫘榄崱鍥�(C13H2ON2O2·HCl)銆�

婊村畾鍘熺悊鍚岃姵棣欑涓€鑳虹殑閼掑垾闋�(xi脿ng)涓�銆傜敱閲嶆爱鍖栧弽鎳�(y墨ng)鍙煡锛�1mol鐨勪簽纭濋吀閳夌浉鐣�(d膩ng)浜�1mol鐨勯菇閰告櫘榄崱鍥�锛岄菇閰告櫘榄崱鍥犵殑鍒嗗瓙閲忕偤272.77锛屾墍浠ユ淮瀹氬害T=0.1×272.77=27.28(mg)銆�

绶ㄨ集鎺ㄨ枽锛�2022骞磋(w猫i)鐢熻硣鏍煎垵绱�(j铆)钘ュ斧鑰冭│鍫�(b脿o)鍚嶆檪(sh铆)闁撳凡瀹�!

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