ÌâÄ¿ÄÚÈÝ

2013Äê³õ£¬È«¹ú¸÷µØ¶à¸ö³ÇÊж¼ÔâÓö¡°Ê®Ãæö²·ü¡±£¬Ôì³É¡°Òõö²Ì족µÄÖ÷Òª¸ùÔ´Ö®Ò»ÊÇÆû³µÎ²ÆøºÍȼúβÆøÅŷųöÀ´µÄ¹ÌÌåС¿ÅÁ£¡£
Æû³µÎ²Æø¾»»¯µÄÖ÷ÒªÔ­ÀíΪ£º2NO(g)+2CO(g)2CO2+N2¡£ÔÚÃܱÕÈÝÆ÷Öз¢Éú¸Ã·´Ó¦Ê±£¬c(CO2)ËæζÈ(T)¡¢´ß»¯¼ÁµÄ±íÃæ»ý(S)ºÍʱ¼ä(t)µÄ±ä»¯ÇúÏßÈçÏÂͼËùʾ¡£¾Ý´ËÅжϣº

£¨1£©¸Ã·´Ó¦Îª       ·´Ó¦(Ìî¡°·ÅÈÈ¡±»ò¡°ÎüÈÈ¡±£©£ºÔÚT2ζÈÏ£¬0~2sÄÚµÄƽ¾ù·´Ó¦ËÙÂÊ£ºv(N2)=         £»£¨2£©µ±¹ÌÌå´ß»¯¼ÁµÄÖÊÁ¿Ò»¶¨Ê±£¬Ôö´óÆä±íÃæ»ý¿ÉÌá¸ß»¯Ñ§·´Ó¦ËÙÂÊ¡£Èô´ß»¯¼ÁµÄ±íÃæ»ýS1>S2£¬ÔÚ´ðÌ⿨ÉÏ»­³ö c(CO2)ÔÚT1¡¢S2Ìõ¼þÏ´ﵽƽºâ¹ý³ÌÖеı仯ÇúÏß¡£
£¨3£©Ä³¿ÆÑлú¹¹£¬ÔÚt1¡æÏ£¬Ìå»ýºã¶¨µÄÃܱÕÈÝÆ÷ÖУ¬ÓÃÆøÌå´«¸ÐÆ÷²âµÃÁ˲»Í¬Ê±¼äµÄNOºÍCOµÄŨ¶È£¨¾ßÌåÊý¾Ý¼ûÏÂ±í£¬CO2ºÍN2µÄÆðʼŨ¶ÈΪ0£©¡£
ʱ¼ä/s
0
1
2
3
4
5
c(NO)/xl0-4mol L-1
10£®0
4£®50
2£®50
1£®50
1£®00
1£®00
c(CO)/xl0-3mol L-1
3£®60
3£®05
2£®85
2£®75
2£®70
2£®70
 
t1¡æʱ¸Ã·´Ó¦µÄƽºâ³£ÊýK=              £¬Æ½ºâʱNOµÄÌå»ý·ÖÊýΪ           ¡£
£¨4£©Èô¸Ã·´Ó¦ÔÚ¾øÈÈ¡¢ºãÈݵÄÃܱÕÌåϵÖнøÐУ¬ÏÂÁÐʾÒâͼÕýÈ·ÇÒÄÜ˵Ã÷·´Ó¦ÔÚ½øÐе½t1ʱ¿Ì´ïµ½Æ½ºâ״̬µÄÊÇ      (Ìî´úºÅ£©¡££¨ÏÂͼÖÐvÕý¡¢K¡¢n¡¢m·Ö±ð±íʾÕý·´Ó¦ËÙÂÊ¡¢Æ½ºâ³£Êý¡¢ÎïÖʵÄÁ¿ºÍÖÊÁ¿£©

£¨5£©ÃºÈ¼ÉÕ²úÉúµÄÑÌÆøÒ²º¬µªµÄÑõ»¯ÎÓÃCH4´ß»¯»¹Ô­NOX¿ÉÒÔÏû³ýµªÑõ»¯ÎïµÄÎÛȾ¡£
ÒÑÖª£ºCH4(g)+2NO2(g) = N2 (g)+CO2 (g)+2H2O(g)   ¡÷H=-867£®0kJ ? mol-1
2NO2 (g) N2O4 (g)                   ¡÷H=-56£®9kJ ? mol-1
H2O(g) = H2O(l)                          ¡÷H=-44£®0kJ ? mol-1
д³öCH4´ß»¯»¹Ô­N2O4 (g)Éú³ÉN2 (g)¡¢CO2 (g)ºÍH2O(l)µÄÈÈ»¯Ñ§·½³Ìʽ           ¡£

£¨1£©·ÅÈÈ  0£®025 mol/(L¡¤s) £¨¸÷2·Ö£¬¹²4·Ö£©
£¨2£©¼ûͼ£¨ÔÚT1S1Ï·½£¬Æðµã²»±ä¡¢ÖÕµãÔÚÐéÏߺ󼴿ɣ¬ºÏÀí¾ù¿É£©£¨2·Ö£©
               
£¨3£©5000 L/mol £¨2·Ö£©           2£®41%    (2·Ö)                 
£¨4£©B D   £¨¹²2·Ö£¬ÉÙÑ¡µÃ1·Ö£¬´íÑ¡²»µÃ·Ö£©
£¨5£©CH4(g)+N2O4(g)¨TN2(g)+CO2(g)+2H2O(g) D H¨T ¡ª898£®1kJ/mol £¨2·Ö£©

ÊÔÌâ·ÖÎö£º¢ÅÒÀ¾Ý¡°ÏȹÕÏÈƽ£¬ÊýÖµ´ó¡±µÄÔ­Ôò£¬¿ÉÖª£ºT1£¾T2£¬¶øÔÚT1Ìõ¼þÏ¿ÉÖª£¬¶þÑõ»¯Ì¼µÄº¬Á¿·´¶øµÍ£¬¿ÉÖª£¬Éý¸ßζȷ´Ó¦ÄæÏòÒƶ¯£¬Òò´ËÕýÏòÊÇ·ÅÈȵġ£»¯Ñ§·´Ó¦ËÙÂʵÈÓÚµ¥Î»Ê±¼äÄÚ·´Ó¦Îï»òÕßÉú³ÉÎïŨ¶ÈµÄ±ä»¯Á¿£¬Òò´Ë¿ÉÒÔÈ·¶¨ÓöþÑõ»¯Ì¼±íʾµÄ»¯Ñ§·´Ó¦ËÙÂʾÍΪ£º0.050 mol/(L¡¤s)£¬ÔÙÒÀ¾Ý»¯Ñ§·´Ó¦ËÙÂÊÖ®±ÈµÈÓÚ»¯Ñ§¼ÆÁ¿ÊýÖ®±È£¬¿ÉÖª£»ÓõªÆø±íʾµÄ»¯Ñ§·´Ó¦ËÙÂʾÍΪ£º0.025 mol/(L¡¤s)¡£¢ÆÔö´ó±íÃæ»ý£¬Ö»ÊÇÔö´ó·´Ó¦ËÙÂÊ£¬²¢²»Ó°Ïì¶þÑõ»¯Ì¼µÄº¬Á¿£¬Òò´Ë£¬Ö»ÊÇ·´Ó¦´ïµ½Æ½ºâµÄʱ¼äÑÓ³¤£¬²¢²»Ó°Ïì¶þÑõ»¯Ì¼µÄÁ¿¡£
¢Ç    2NO(g)   +    2CO(g)       2CO2      +         N2
ÆðʼŨ¶È£º10£­3mol/L      3.6¡Á10£­3mol/L        0                  0
ת»¯Å¨¶È£º9.0¡Á10£­4mol/L 9.0¡Á10£­4mol/L      9.0¡Á10£­4mol/L    4.5¡Á10£­4mol/L
ƽºâŨ¶È£º10£­4mol/L      2.7¡Á10£­3mol/L     9.0¡Á10£­4mol/L     4.5¡Á10£­4mol/L
Òò´Ëƽºâ³£Êý£º
¸ù駣¬Æ½ºâʱÌå»ý±ÈµÈÓÚÎïÖʵÄÁ¿Ö®±È£¬µÈÓÚŨ¶ÈÖ®±È£¬ËùÒÔƽºâʱNOµÄÌå»ý·ÖÊýΪ£º

¢ÈAͼÖÐÕý·´Ó¦ËÙÂÊ·´Ó¦¿ªÊ¼ºóÊǼõСµÄ£¬´íÎó£»BͼÖбíʾµÄÊÇ»¯Ñ§Æ½ºâ³£ÊýËæʱ¼äµÄ±ä»¯£¬ÒòΪÊǾøÈȵģ¬¶ø·´Ó¦ÓÖÊÇ·ÅÈȵģ¬ËùÒÔËæ×Å·´Ó¦µÄ½øÐУ¬·Å³öµÄÈÈÁ¿É¢²»³öÈ¥£¬Ê¹·´Ó¦ÄæÏòÒƶ¯£¬Ê¹µÃƽºâ³£Êý¼õС£¬µ«ÔÚijһ¸öʱ¿Ì´ïµ½Æ½ºâ״̬¡£ÕýÈ·£»CͼÖÐÔÚt1ºó¸÷×ÔµÄÎïÖʵÄÁ¿»¹Ôڱ仯£¬Ôò²»ÊÇƽºâ״̬£¬´íÎó£»DͼÖÐÒ»Ñõ»¯µªµÄÖÊÁ¿ÔÚt1ʱ¿ÌÖÊÁ¿²»±ä£¬Ò»¶¨ÊÇÒ»¸öƽºâ״̬¡£ÕýÈ·¡£
¢É   ¢ÙCH4(g)+2NO2(g) = N2 (g)+CO2 (g)+2H2O(g)   ¡÷H=-867£®0kJ ? mol-1
¢Ú2NO2 (g) N2O4 (g)                   ¡÷H=-56£®9kJ ? mol-1
¢ÛH2O(g) = H2O(l)                          ¡÷H=-44£®0kJ ? mol-1
¢Ù£­¢Ú£«¢Û¡Á2£ºCH4(g)+N2O4(g)¨TN2(g)+CO2(g)+2H2O(g) D H¨T ¡ª898£®1kJ/mol
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
ÀûÓÃN2ºÍH2¿ÉÒÔʵÏÖNH3µÄ¹¤ÒµºÏ³É£¬¶ø°±ÓÖ¿ÉÒÔ½øÒ»²½ÖƱ¸ÏõËᣬÔÚ¹¤ÒµÉÏÒ»°ã¿É½øÐÐÁ¬ÐøÉú²ú¡£Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©ÒÑÖª£ºN2(g)+O2(g) = 2NO(g)           ¡÷H=+180£®5kJ/mol
N2(g)+3H2(g)  2NH3(g)    ¡÷H=£­92£®4kJ/mol
2H2(g)+O2(g) = 2H2O(g)         ¡÷H=£­483£®6kJ/mol
д³ö°±Æø¾­´ß»¯Ñõ»¯ÍêÈ«Éú³ÉÒ»Ñõ»¯µªÆøÌåºÍË®ÕôÆøµÄÈÈ»¯Ñ§·½³ÌʽΪ
           ¡£
£¨2£©Ä³¿ÆÑÐС×éÑо¿£ºÔÚÆäËûÌõ¼þ²»±äµÄÇé¿öÏ£¬¸Ä±äÆðʼÎïÇâÆøµÄÎïÖʵÄÁ¿¶ÔN2(g)+3H2(g)2NH3(g)·´Ó¦µÄÓ°Ïì¡£
ʵÑé½á¹ûÈçͼËùʾ£º

£¨Í¼ÖÐT±íʾζȣ¬n±íʾÎïÖʵÄÁ¿£©
¢ÙͼÏñÖÐT2ºÍT1µÄ¹ØϵÊÇ£ºT2           T1£¨Ìî¡°¸ßÓÚ¡±¡°µÍÓÚ¡±¡°µÈÓÚ¡±¡°ÎÞ·¨È·¶¨¡±£©
¢Ú±È½ÏÔÚa¡¢b¡¢cÈýµãËù´¦µÄƽºâ״̬ÖУ¬·´Ó¦ÎïN2 µÄת»¯ÂÊ×î¸ßµÄÊÇ£¨Ìî×Öĸ£©¡£                     ¡£
¢ÛÈôÈÝÆ÷ÈÝ»ýΪ1L£¬ÔÚÆðʼÌåϵÖмÓÈë1mol N2 £¬n=3mol·´Ó¦´ïµ½Æ½ºâʱH2µÄת»¯ÂÊΪ60%£¬Ôò´Ë Ìõ¼þÏ£¨T2£©£¬·´Ó¦µÄƽºâ³£ÊýK=               ¡£±£³ÖÈÝÆ÷Ìå»ý²»±ä£¬ÔÙÏòÈÝÆ÷ÖмÓÈë1mol N2£¬3mol H2·´Ó¦´ïµ½Æ½ºâʱ£¬ÇâÆøµÄת»¯Âʽ«
£¨Ìî¡°Ôö´ó¡±¡¢¡°¼õ¡±»ò¡°²»±ä¡±£©¡£
£¨3£©N2O5ÊÇÒ»ÖÖÐÂÐÍÏõ»¯¼Á£¬ÆäÐÔÖʺÍÖƱ¸Êܵ½ÈËÃǵĹØ×¢¡£
¢ÙÒ»¶¨Î¶ÈÏ£¬ÔÚºãÈÝÃܱÕÈÝÆ÷ÖÐN2O5¿É·¢ÉúÏÂÁз´Ó¦£º
2N2O5(g)4NO2(g)£«O2(g) ¦¤H£¾0ϱíΪ·´Ó¦ÔÚT1ζÈϵIJ¿·ÖʵÑéÊý¾Ý
t/s
0
50
100
c(N2O5)/mol¡¤L¡ª1
5£®0
3£®5
2£®4
 
Ôò50sÄÚNO2µÄƽ¾ùÉú³ÉËÙÂÊΪ                    ¡£
¢ÚÏÖÒÔH2¡¢O2¡¢ÈÛÈÚÑÎNa2CO3×é³ÉµÄȼÁϵç³Ø£¬²ÉÓõç½â·¨ÖƱ¸N2O5£¬×°ÖÃÈçͼËùʾ£¬ÆäÖÐYΪCO2¡£

д³öʯīIµç¼«ÉÏ·¢Éú·´Ó¦µÄµç¼«·´Ó¦Ê½                              ¡£
ÔÚµç½â³ØÖÐÉú³ÉN2O5µÄµç¼«·´Ó¦Ê½Îª                                 ¡£

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø