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鍙戝竷鏃堕棿锛欬/span>2016/1/21
璧勬枡绫诲瀷锛欬/span>闃舵鑰冭瘯
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B. 鐢盋锛堢煶澧級锛滳锛堥噾鍒氱煶锛 鈻矵锛濓紜1.90kJ?mol-1鍙煡锛岄噾鍒氱煶姣旂煶澧ㄧǔ瀹欬br>C. 鍦?01kPa鏃讹紝2g H2瀹屽叏鐕冪儳鐢熸垚娑叉€佹按锛屾斁鍑?85.8 kJ鐑噺锛屾阿姘旂噧鐑х殑鐑寲
瀛︽柟绋嬪紡琛ㄧず锛?H?2锛坓锛?O2锛坓锛堼2H2O锛坙锛夆柍H锛?285.8kJ?mol-1
D. 鍦ㄧ█婧舵恫涓紝H锛嬶紙aq锛?OH-锛坅q锛堼H2O锛坙锛 鈻矵锛?57.3kJ?mol-1 锛岃嫢灏嗗惈0.5molH2SO4
鐨勬祿纭吀涓庡惈1molNaOH鐨勬憾娑叉贩鍚堬紝鏀惧嚭鐨勭儹閲忓ぇ浜?7.3kJ
2锛庡父娓╂椂锛屽皢涓嬪垪婧舵恫绛変綋绉贩鍚堝悗锛屾墍寰楁贩鍚堟恫鐨刾H灏忎簬7鐨勬槸锛 锛
A锛巔H涓?鐨勯唻閰告憾娑蹭笌pH涓?2鐨勬阿姘у寲閽犳憾娑秉br>B锛?.0l mol?L-1 鐨勯唻閰告憾娑蹭笌0.01 mol?L-1鐨勬阿姘у寲閽犳憾娑秉br>C锛巔H涓?鐨勭~閰告憾娑蹭笌pH涓?2鐨勬阿姘у寲閽犳憾娑秉br>D锛?.010 mol?L-1鐨勭洂閰告憾娑蹭笌0.010 mol?L-1鐨勬阿姘у寲閽℃憾娑秉br>3锛庣幇鏈変笅鍒楀悇缁勬憾娑诧細
鈶?0鈩冩椂10 mL 0.1 mol?L锛?鐨凬a2S2O3婧舵恫鍜?0 mL0.05 mol?L锛?鐨凥2SO4婧舵恫锛涒憽10鈩冩椂10 mL 0.05 mol?L锛?鐨凬a2S2O3婧舵恫鍜?0 mL 0.1 mol?L锛?鐨凥2SO4婧舵恫锛涒憿30鈩冩椂10 mL 0.05 mol?L锛?鐨凬a2S2O3婧舵恫鍜?0 mL 0.1 mol?L锛?鐨凥2SO4婧舵恫銆傝嫢鍚屾椂灏嗗畠浠贩鍚堝彂鐢熷弽搴旓細Na2S2O3锛婬2SO4=Na2SO4锛婼鈫擄紜SO2鈫戯紜H2O锛屽垯鍑虹幇娴戞祳鐨勫厛鍚庨『搴忔槸(銆€銆€)
A锛庘憼鈶♀憿 B锛庘憽鈶犫憿 C锛庘憿鈶♀憼 D锛庘憼鈶⑩憽
4锛庣墿璐ㄧ殑閲忕浉鍚岀殑涓嬪垪婧舵恫涓紝鍚矑瀛愮绫绘渶澶氱殑鏄 ( )
A锛嶤aCl2 B锛嶤H3COONa C锛嶯H3 D锛嶬2S
5锛庡父娓╂椂,鑻ユ憾娑蹭腑鐢辨按鐢电浜х敓鐨刢(OH锛?锛?脳10锛?4mol?L锛?锛屾弧瓒虫鏉′欢鐨勬憾娑蹭腑涓€瀹氬彲浠ュぇ閲忓叡瀛樼殑绂诲瓙缁勬槸锛? )

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