Ñõ»¯»¹Ô­µÎ¶¨Ô­ÀíͬÖк͵ζ¨Ô­ÀíÏàËÆ£¬ÎªÁ˲ⶨijδ֪Ũ¶ÈµÄNaHSO3ÈÜÒºµÄŨ¶È£¬ÏÖÓÃ0.1000mol/LµÄËáÐÔKMnO4ÈÜÒº½øÐе樣¬»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÅäƽÀë×Ó·½³Ìʽ£º______MnO4-+______HSO3-+______H+--______Mn2++______SO42-+______H2O
£¨2£©µÎ¶¨¹ý³ÌÖУ¬NaHSO3ÈÜÒºµÄÌå»ýÊÇ20.00mL£¬ÏûºÄ0.100mol/LµÄËáÐÔKMnO4ÈÜÒº16.00mL£¬ÔòNaHSO3ÈÜÒºµÄÎïÖʵÄÁ¿Å¨¶ÈÊÇ______ mol/L£®

½â£º£¨1£©1mol¸ßÃÌËá¸ùÀë×ӲμÓÑõ»¯»¹Ô­·´Ó¦µÃµ½5molµç×Ó£¬1molÑÇÁòËáÇâ¸ùÀë×ӲμÓÑõ»¯»¹Ô­·´Ó¦Ê§È¥2molµç×Ó£¬ËùÒÔµÃʧµç×ÓµÄ×îС¹«±¶ÊýÊÇ10£¬Ôò¸ßÃÌËá¸ùÀë×ӵļÆÁ¿ÊýÊÇ2£¬ÑÇÁòËáÇâ¸ùÀë×ӵļÆÁ¿ÊýÊÇ5£¬ÆäËüÔ­×Ó¸ù¾ÝÔ­×ÓÊغãÀ´Åäƽ£¬ËùÒԸ÷½³ÌʽΪ£º2MnO4-+5HSO3-+H+=2Mn2++5SO42-+3H2O£®
¹Ê´ð°¸Îª£º2£»5£»1£»2£»5£»3£®
£¨2£©ÉèÑÇÁòËáÇâÄƵÄÎïÖʵÄÁ¿Å¨¶ÈΪxmol/L£®
2MnO4-+5HSO3-+H+=2Mn2++5SO42-+3H2O£®
2mol 5mol
0.0016mol 0.02Cmol
C=O.2
¹Ê´ð°¸Îª£º0.2£®
·ÖÎö£º£¨1£©¸ù¾ÝÑõ»¯»¹Ô­·´Ó¦ÖеÃʧµç×ÓÏàµÈÀ´Åäƽ·½³Ìʽ£®
£¨2£©¸ù¾Ý¸ßÃÌËá¼ØºÍÑÇÁòËáÇâÄÆÖ®¼äµÄ¹Øϵʽ¼ÆËãÑÇÁòËáÇâÄƵÄÎïÖʵÄÁ¿Å¨¶È£®
µãÆÀ£º±¾Ì⿼²éÁËÎïÖʵÄÁ¿µÄÓйؼÆËã¡¢Àë×Ó·½³ÌʽµÄÅäƽµÈ֪ʶµã£¬¸ù¾ÝÑõ»¯»¹Ô­·´Ó¦ÖеÃʧµç×ÓÊýÏàµÈÀ´Åäƽ¼´¿É£¬ÄѶȲ»´ó£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

Ñõ»¯»¹Ô­µÎ¶¨Ô­ÀíͬÖк͵ζ¨Ô­ÀíÏàËÆ£¬ÎªÁ˲ⶨijδ֪Ũ¶ÈµÄNaHSO3ÈÜÒºµÄŨ¶È£¬ÏÖÓÃ0.1000mol/LµÄËáÐÔKMnO4ÈÜÒº½øÐе樣¬»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÅäƽÀë×Ó·½³Ìʽ£º
2
2
MnO4-+
5
5
HSO3-+
1
1
H+--
2
2
Mn2++
5
5
SO42-+
3
3
H2O
£¨2£©µÎ¶¨¹ý³ÌÖУ¬NaHSO3ÈÜÒºµÄÌå»ýÊÇ20.00mL£¬ÏûºÄ0.100mol/LµÄËáÐÔKMnO4ÈÜÒº16.00mL£¬ÔòNaHSO3ÈÜÒºµÄÎïÖʵÄÁ¿Å¨¶ÈÊÇ
0.2
0.2
 mol/L£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

Ñõ»¯»¹Ô­µÎ¶¨Ô­ÀíͬÖк͵ζ¨Ô­ÀíÏàËÆ£¬ÎªÁ˲ⶨijδ֪Ũ¶ÈµÄNaHSO3ÈÜÒºµÄŨ¶È£¬ÏÖÓÃ0.1000mol/LµÄËáÐÔKMnO4ÈÜÒº½øÐе樣¬»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©ÅäƽÀë×Ó·½³Ìʽ£º     MnO4-+     HSO3-+      H+¡ª¡ª     Mn2++     SO42-+     H2O

£¨2£©µÎ¶¨¹ý³ÌÖУ¬NaHSO3ÈÜÒºµÄÌå»ýÊÇ20.00mL£¬ÏûºÄ0.100mol/LµÄËáÐÔKMnO4ÈÜÒº16.00mL£¬ÔòNaHSO3ÈÜÒºµÄÎïÖʵÄÁ¿Å¨¶ÈÊÇ          mol/L¡£

£¨3£©ÏÂÁвÙ×÷»áµ¼Ö²ⶨ½á¹ûÆ«¸ßµÄÊÇ             

         A£®Î´Óñê׼Ũ¶ÈµÄËáÐÔKMnO4ÈÜÒºÈóÏ´µÎ¶¨¹Ü              

B£®µÎ¶¨Ç°×¶ÐÎƿδ¸ÉÔï

C£®µÎ¶¨Ç°µÎ¶¨¹Ü¼â×첿·ÖÓÐÆøÅÝ                                  

D£®²»Ð¡ÐĽ«ÉÙÁ¿ËáÐÔKMnO4ÈÜÒºµÎÔÚ׶ÐÎÆ¿Íâ

E£®¹Û²ì¶ÁÊýʱ£¬µÎ¶¨Ç°ÑöÊÓ£¬µÎ¶¨ºó¸©ÊÓ

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º²»Ïê ÌâÐÍ£ºÌî¿ÕÌâ

Ñõ»¯»¹Ô­µÎ¶¨Ô­ÀíͬÖк͵ζ¨Ô­ÀíÏàËÆ£¬ÎªÁ˲ⶨijδ֪Ũ¶ÈµÄNaHSO3ÈÜÒºµÄŨ¶È£¬ÏÖÓÃ0.1000mol/LµÄËáÐÔKMnO4ÈÜÒº½øÐе樣¬»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÅäƽÀë×Ó·½³Ìʽ£º______MnO4-+______HSO3-+______H+--______Mn2++______SO42-+______H2O
£¨2£©µÎ¶¨¹ý³ÌÖУ¬NaHSO3ÈÜÒºµÄÌå»ýÊÇ20.00mL£¬ÏûºÄ0.100mol/LµÄËáÐÔKMnO4ÈÜÒº16.00mL£¬ÔòNaHSO3ÈÜÒºµÄÎïÖʵÄÁ¿Å¨¶ÈÊÇ______ mol/L£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÖÓÐ0.1 mol/LNaHAÈÜÒºpH=1£º

£¨1£©´ËÈÜÒººÍµÈŨ¶ÈµÈÌå»ý°±Ë®»ìºÏ·´Ó¦µÄÀë×Ó·½³ÌʽΪ£º                           

»ìºÏÈÜÒºÖÐÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ£º                                      

£¨2£©25¡æʱ´ËÈÜÒººÍijŨ¶È°±Ë®pHÖ®ºÍΪ14,¶þÕßµÈÌå»ý»ìºÏºóÈÜÒºÖÐÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ£º                                                                     

(3)Ñõ»¯»¹Ô­µÎ¶¨Ô­ÀíͬÖк͵ζ¨Ô­ÀíÏàËÆ£¬ÎªÁ˲ⶨijδ֪Ũ¶ÈµÄNaHSO3ÈÜÒºµÄŨ¶È£¬ÏÖÓÃ0.1000mol/LµÄËáÐÔKMnO4ÈÜÒº½øÐе樣¬»Ø´ðÏÂÁÐÎÊÌ⣺

¢Ù×ö´ËʵÑéµÎ¶¨ÖÕµãµÄÏÖÏóÊÇ£º                             

¢ÚÏÂÁвÙ×÷»áµ¼Ö²ⶨ½á¹ûÆ«¸ßµÄÊÇ             

A.µÎ¶¨Ç°¶ÁÊý׼ȷµÎ¶¨ºó¸©ÊÓ¶ÁÊý  

B.µÎ¶¨Ç°µÎ¶¨¹Ü¼â×첿·ÖÓÐÆøÅÝ£¬µÎ¶¨ºóµÎ¶¨¹Ü¼â×첿·ÖÎÞÆøÅÝ   

C.µÎ¶¨Ç°×¶ÐÎƿδ¸ÉÔï

D.²»Ð¡ÐĽ«ÉÙÁ¿ËáÐÔKMnO4ÈÜÒºµÎÔÚ׶ÐÎÆ¿Íâ       

E.δÓñê׼Ũ¶ÈµÄËáÐÔKMnO4ÈÜÒºÈóÏ´µÎ¶¨¹Ü

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸