̼¡¢µªÔªËؼ°Æ仯ºÏÎïÓëÈËÀàµÄÉú²úÉú»îÃÜÇÐÏà¹Ø¡£ÊԻشðÏÂÁÐÓйØÎÊÌ⣺

   £¨1£©NH3¼«Ò×ÈÜÓÚË®£¬ÆäË®ÈÜÒºË׳ư±Ë®¡£ÓÃˮϡÊÍ0.1mol?L-1µÄ°±Ë®£¬ÈÜÒºÖÐËæ×ÅË®Á¿µÄÔö¼Ó¶ø¼õСµÄÊÇ           £¨ÌîÐòºÅ£©¡£

              A£®                     B£®

              C£®c(H+)?c(OH-)                             D£®

   £¨2£©±ê×¼×´¿öÏ£¬½«1.12LCO2ͨÈë100mL mol?L-1µÄNaOHÈÜÒºÖУ¬ËùµÃÈÜÒºÖÐÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ                                         £»

        ÓÃÈÜÒºÖÐ΢Á£µÄŨ¶È·ûºÅÍê³ÉÏÂÁеÈʽ£º

        ¢Ùc(OH-)=2c(H2CO3)+                                        £»

¢Úc(H+)+c(Na+)=                                            ¡£

   £¨3£©¼×ÍéȼÁϵç³ØÖз¢ÉúµÄ»¯Ñ§·´Ó¦Îª£ºCH4+2O2=CO2+2H2O£¬¸Ãµç³ØµÄµç½âÖÊÈÜҺΪH2SO4ÈÜÒº£¬ÔòÔ­µç³Ø¹¤×÷ʱµç½âÖÊÈÜÒºÖÐÏòÕý¼«Òƶ¯µÄÀë×ÓÊÇ              ¡£

   £¨1£©b¡¢d£¨2·Ö£¬´ð¶Ô1¸öµÃ1·Ö£¬´ð´í1¸öµÃ0·Ö£©

   £¨2£©c(Na+)>c(CO2-3)>c(OH-)>c(HCO-3)>c(H+)£¨2·Ö£©

¢Ùc(H+)+c(HCO-=3)£¨2·Ö£©

¢Ú2c(CO2-3)+c(HCO-3)+c(OH-)£¨2·Ö£©

   £¨3£©H+£¨2·Ö£©

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨2010?º£ÄÏÄ£Ä⣩̼¡¢µªÔªËؼ°Æ仯ºÏÎïÓëÈËÀàµÄÉú²úÉú»îÃÜÇÐÏà¹Ø£®ÊԻشðÏÂÁÐÓйØÎÊÌ⣺
£¨1£©ÏÂͼÊÇ1molNO2ºÍ1molCO·´Ó¦Éú³ÉCO2ºÍNO¹ý³ÌÖÐÄÜÁ¿±ä»¯Ê¾Òâͼ£¬Çëд³öNO2ºÍCO·´Ó¦µÄÈÈ»¯Ñ§·½³Ìʽ
NO2£¨g£©+CO£¨g£©=CO2£¨g£©+NO£¨g£©¡÷H=-234kJ?mol-1
NO2£¨g£©+CO£¨g£©=CO2£¨g£©+NO£¨g£©¡÷H=-234kJ?mol-1
£®

£¨2£©NH3¼«Ò×ÈÜÓÚË®£¬ÆäË®ÈÜÒºË׳ư±Ë®£®ÓÃˮϡÊÍ0.1mol?L-1µÄ°±Ë®£¬ÈÜÒºÖÐËæ×ÅË®Á¿µÄÔö¼Ó¶ø¼õСµÄÊÇ
BD
BD
£¨ÌîÐòºÅ£©£®
A£®
c(N
H
+
4
)?c(OH-)
c(NH3?H2O)
   B£®
c(NH3?H2O)
c(OH-)

C£®c£¨H+£©?c£¨OH-£©     D£®
c(OH-)
c(H+)
   
£¨3£©±ê×¼×´¿öÏ£¬½«1.12LCO2ͨÈë100mL 1mol?L-1µÄNaOHÈÜÒºÖУ¬ËùµÃÈÜÒºÖÐÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ
c£¨Na+£©£¾c£¨CO32-£©£¾c£¨OH-£©£¾c£¨HCO3-£©£¾c£¨H+£©
c£¨Na+£©£¾c£¨CO32-£©£¾c£¨OH-£©£¾c£¨HCO3-£©£¾c£¨H+£©
£»
£¨4£©Ôڹ̶¨Ìå»ýµÄÃܱÕÈÝÆ÷ÖУ¬½øÐÐÈçÏ»¯Ñ§·´Ó¦£ºN2£¨g£©+3H2£¨g£©?2NH3£¨g£©£®µ±·´Ó¦´ïµ½Æ½ºâʱ²»¶Ï¸Ä±äÌõ¼þ£¨²»¸Ä
±äN2¡¢H2ºÍNH3µÄÁ¿£©£¬ÏÂͼ±íʾ·´Ó¦ËÙÂÊÓë·´Ó¦¹ý³ÌµÄ¹Øϵ£¬ÆäÖбíʾƽºâ»ìºÏÎïÖÐNH3µÄº¬Á¿×î¸ßµÄÒ»¶Îʱ¼äÊÇ
t0¡«t1
t0¡«t1
£®

£¨5£©¼×ÍéȼÁϵç³ØÖз¢ÉúµÄ»¯Ñ§·´Ó¦Îª£ºCH4+2O2=CO2+2H2O£¬¸Ãµç³ØµÄµç½âÖÊÈÜҺΪH2SO4ÈÜÒº£¬Ð´³öÆ为¼«µÄµç¼«·´Ó¦Ê½
CH4+2H2O-8e-=CO2+8H+
CH4+2H2O-8e-=CO2+8H+
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

£¨10·Ö£©Ì¼¡¢µªÔªËؼ°Æ仯ºÏÎïÓëÈËÀàµÄÉú²úÉú»îÃÜÇÐÏà¹Ø¡£ÊԻشðÏÂÁÐÓйØÎÊÌ⣺

£¨1£©          NH3¼«Ò×ÈÜÓÚË®£¬ÆäË®ÈÜÒºË׳ư±Ë®¡£ÓÃˮϡÊÍ0.1mol¡¤L¡ª1µÄ°±Ë®£¬ÈÜÒºÖÐËæ×ÅË®Á¿µÄÔö¼Ó¶ø¼õСµÄÊÇ_____________£¨ÌîÐòºÅ£©

£¨2£©±ê×¼×´¿öÏ£¬½«1.12LCO2ͨÈë100mL1mol¡¤L¡ª1µÄNaOHÈÜÒºÖУ¬ËùµÃÈÜÒºÖÐÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ_________________________________________________£»

¢Ùc£¨OH¡ª£©=2c£¨H2CO3£©+______________________________________________£»

¢Úc£¨H+£©+c£¨Na+£©=___________________________________________________¡£

£¨3£©¼×ÍéȼÁϵç³ØÖз¢ÉúµÄ»¯Ñ§·´Ó¦Îª£ºCH4+2O2=CO2+2H2O£¬¸Ãµç³ØµÄµç½âÖÊÈÜҺΪH2SO4ÈÜÒº£¬ÔòÔ­µç³Ø¹¤×÷ʱµç½âÖÊÈÜÒºÖÐÏòÕý¼«Òƶ¯µÄÀë×ÓÊÇ_____________¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2012½ìɽ¶«Ê¡Î«·»ÊÐÊÙ¹âÏÖ´úÖÐѧ¸ßÈý12ÔÂÔ¿¼»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÌî¿ÕÌâ

£¨10·Ö£©Ì¼¡¢µªÔªËؼ°Æ仯ºÏÎïÓëÈËÀàµÄÉú²úÉú»îÃÜÇÐÏà¹Ø¡£ÊԻشðÏÂÁÐÓйØÎÊÌ⣺
£¨1£©          NH3¼«Ò×ÈÜÓÚË®£¬ÆäË®ÈÜÒºË׳ư±Ë®¡£ÓÃˮϡÊÍ0.1mol¡¤L¡ª1µÄ°±Ë®£¬ÈÜÒºÖÐËæ×ÅË®Á¿µÄÔö¼Ó¶ø¼õСµÄÊÇ_____________£¨ÌîÐòºÅ£©

£¨2£©±ê×¼×´¿öÏ£¬½«1.12LCO2ͨÈë100mL1mol¡¤L¡ª1µÄNaOHÈÜÒºÖУ¬ËùµÃÈÜÒºÖÐÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ_________________________________________________£»
¢Ùc£¨OH¡ª£©=2c£¨H2CO3£©+______________________________________________£»
¢Úc£¨H+£©+c£¨Na+£©=___________________________________________________¡£
£¨3£©¼×ÍéȼÁϵç³ØÖз¢ÉúµÄ»¯Ñ§·´Ó¦Îª£ºCH4+2O2=CO2+2H2O£¬¸Ãµç³ØµÄµç½âÖÊÈÜҺΪH2SO4ÈÜÒº£¬ÔòÔ­µç³Ø¹¤×÷ʱµç½âÖÊÈÜÒºÖÐÏòÕý¼«Òƶ¯µÄÀë×ÓÊÇ_____________¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2011-2012ѧÄêɽ¶«Ê¡Î«·»ÊиßÈý12ÔÂÔ¿¼»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÌî¿ÕÌâ

£¨10·Ö£©Ì¼¡¢µªÔªËؼ°Æ仯ºÏÎïÓëÈËÀàµÄÉú²úÉú»îÃÜÇÐÏà¹Ø¡£ÊԻشðÏÂÁÐÓйØÎÊÌ⣺

£¨1£©           NH3¼«Ò×ÈÜÓÚË®£¬ÆäË®ÈÜÒºË׳ư±Ë®¡£ÓÃˮϡÊÍ0.1mol¡¤L¡ª1µÄ°±Ë®£¬ÈÜÒºÖÐËæ×ÅË®Á¿µÄÔö¼Ó¶ø¼õСµÄÊÇ_____________£¨ÌîÐòºÅ£©

£¨2£©±ê×¼×´¿öÏ£¬½«1.12LCO2ͨÈë100mL1mol¡¤L¡ª1µÄNaOHÈÜÒºÖУ¬ËùµÃÈÜÒºÖÐÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ_________________________________________________£»

¢Ùc£¨OH¡ª£©=2c£¨H2CO3£©+______________________________________________£»

¢Úc£¨H+£©+c£¨Na+£©=___________________________________________________¡£

£¨3£©¼×ÍéȼÁϵç³ØÖз¢ÉúµÄ»¯Ñ§·´Ó¦Îª£ºCH4+2O2=CO2+2H2O£¬¸Ãµç³ØµÄµç½âÖÊÈÜҺΪH2SO4ÈÜÒº£¬ÔòÔ­µç³Ø¹¤×÷ʱµç½âÖÊÈÜÒºÖÐÏòÕý¼«Òƶ¯µÄÀë×ÓÊÇ_____________¡£

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸