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3. 閰氶厼鎸囩ず娑�
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瑭︽ǎ鍒跺倷锛氱～閰告淮瀹氭恫锛�0.1mol/L锛�
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妯�(bi膩o)瀹氾細鍙栧湪270锝�300鈩冨共鐕ユ亽閲嶇殑鍩烘簴(zh菙n)鐒℃按纰抽吀閳夌磩0.3g.绮惧瘑绋卞畾.鍔犳按50mL浣挎憾瑙�.鍔� 绱�-婧� 缍犳贩鍚堟寚绀烘恫10婊�.鐢ㄦ湰娑叉淮瀹氳嚦婧舵恫鐢辩稜鑹茶畩?y艒u)妯介湠t鑹叉檪.鐓哺2鍒嗛悩.鍐峰嵒鑷冲婧�.绻肩簩(x霉)婊村畾鑷虫憾娑查鑹叉湁缍犺壊璁�?y艒u)姒樺簳浠�?銆�?mL纭吀婊村畾娑诧紙0.1mol/L锛夌浉鐣�(d膩ng)浜�10.60mg鐨勭劇姘寸⒊閰搁垑銆傛牴鎿�(j霉)鏈恫娑堣€楅噺鑸囩劇姘寸⒊閰搁垑鐨勫彇鐢ㄩ噺.绠楀嚭鏈恫鐨勬績搴�.鍗冲緱銆�
娉�1锛氣€滅簿瀵嗙ū鍙栤€濈郴鎸囩ū鍙栭噸閲忔噳(y墨ng)婧�(zh菙n)纰鸿嚦鎵€绋卞彇閲嶉噺鐨勫崈鍒嗕箣涓€.鈥滅簿瀵嗛噺鍙栤€濈郴鎸囬噺鍙栭珨绌嶇殑婧�(zh菙n)纰哄害鎳�(y墨ng)绗﹀悎鍦嬪妯�(bi膩o)婧�(zh菙n)涓皪瑭查珨绌嶇Щ娑茬鐨勭簿搴﹁姹傘€傚鑸堝寲宸ヤ富瑕佺敘(ch菐n)鍝侊細鐗囧牽. .姘寲閹�.姘寲閳�. .纭吀閶�.涓冩按纭吀閶�1
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NaOH璁婅唱(zh矛)鍚庢渻鐢熸垚Na?CO?
鍖栧(xu茅)鏂圭▼寮忥細2NaOH CO?=Na?CO? H?O
1锛庢ǎ鍝佷腑婊村姞閬庨噺绋€ 鑻ユ湁姘ｆ场鐢�(ch菐n)鐢�.鍓� 璁婅唱(zh矛)銆�
鍘熺悊锛�2HCl Na?CO?=2NaCl CO?鈫� H?O
锛堢┖姘ｄ腑鍚湁灏戦噺鐨凜O?.鑰屾暈鍙ｆ斁缃殑NaOH婧舵恫鑳藉鑸嘋O?鍙嶆噳(y墨ng).鐢熸垚Na?CO?鍜孒?O寰炶€岃畩璩�(zh矛)锛汬Cl涓殑H 鑳藉鑸嘚a?CO?涓殑CO32-闆㈠瓙鍙嶆噳(y墨ng)鐢熸垚CO?姘ｉ珨鍜孒?O.閫氶亷姘ｆ场鐢�(ch菐n)鐢熼€欏€嬬従(xi脿n)璞′締妾㈤璁婅唱(zh矛)锛�
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2锛庢ǎ鍝佷腑婊村姞婢勬竻鐭崇伆姘�.鑻ユ湁鐧借壊娌夋穩鐢熸垚.鍓� 璁婅唱(zh矛)銆�
鍘熺悊锛歂a?CO? Ca(OH)?= CaCO?鈫� 2NaOH
3.妯ｅ搧涓姞 .鑻ユ湁鐧借壊娌夋穩鐢熸垚.鍓� 璁婅唱(zh矛)銆�
鍘熺悊锛歂a?CO? BaCl?=BaCO?鈫� 2NaCl
4銆佹椹� 閮ㄥ垎璁婅唱(zh矛)锛�
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娉細涓嶆淮鍔燦H?Cl.鍥犵偤Na?CO?婧朵簬姘村悗鍛堝牽鎬ф槸鍥犵偤鏈冩湁OH藟鏍归洟瀛�.NH? 鑸嘜H藟璺熺祼(ji茅)鍚堜篃鏈冩湁鍒烘縺鎬ф埃鍛�.鐒℃硶鍗€(q奴)鍒嗘槸鍘熸湁 灏�(d菐o)鑷撮倓鏄⒊閰搁垑灏�(d菐o)鑷�銆�
鈶″湪NaOH涓姞鍏ラ亷閲廋aCl2锛�1.鑻ユ湁鐧借壊娌夋穩鐢熸垚.鍓囪鏄嶯aOH璁婅唱(zh矛)2.鍔犲叆鐒¤壊閰氶厼.鑻ョ劇鑹查厷閰炰笉璁婅壊.鍓囪鏄庡畬鍏ㄨ畩璩�(zh矛)銆傝嫢鐒¤壊閰氶厼璁婄磪.瑾槑閮ㄥ垎璁婅唱(zh矛)銆�
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