ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿Æû³µ·¢¶¯»ú¹¤×÷ʱ»á²úÉú°üÀ¨CO¡¢NOxµÈ¶àÖÖÎÛȾÆøÌ壬ÈçºÎ´¦ÀíÕâЩÆøÌ壬¶Ô±£»¤´óÆø»·¾³ÒâÒåÖش󣬻شðÏÂÁÐÎÊÌâ:
£¨1£©ÒÑÖª£º2NO2(g) 2NO(g)£«O2(g)¡¡¦¤H1£½£«115.2 kJ¡¤mol£1£»
2O3(g) 3O2(g)¡¡¦¤H2£½£286.6 kJ¡¤mol£1¡£
д³ö³ôÑõÓëNO×÷ÓòúÉúNO2ºÍO2µÄÈÈ»¯Ñ§·½³Ìʽ£º___________¡£ºãÈÝÃܱÕÌåϵÖÐNOÑõ»¯ÂÊËæÖµµÄ±ä»¯ÒÔ¼°Ëæζȵı仯ÇúÏßÈçͼËùʾ¡£NOÑõ»¯ÂÊËæÖµÔö´ó¶øÔö´óµÄÖ÷ÒªÔÒòÊÇ________________________¡£
£¨2£©ÊµÑé²âµÃ·´Ó¦2NO(g)+O2(g) 2NO2(g) ¡÷H<0µÄ¼´Ê±·´Ó¦ËÙÂÊÂú×ãÒÔϹØϵʽ£ºvÕý=kÕý¡¤c2(NO)¡¤c(O2)£»vÄæ=kÄ桤c2(NO2)£¬kÕý¡¢kÄæΪËÙÂʳ£Êý£¬ÊÜζÈÓ°Ïì
¢ÙζÈΪT1ʱ£¬ÔÚ1LµÄºãÈÝÃܱÕÈÝÆ÷ÖУ¬Í¶Èë0.6 molNOºÍ0.3 molO2´ïµ½Æ½ºâʱO2Ϊ0.2 mol£»Î¶ÈΪT2ʱ£¬¸Ã·´Ó¦´æÔÚkÕý=kÄ棬ÔòT1_______ T2 (Ìî¡°´óÓÚ¡±¡¢¡°Ð¡ÓÚ¡±»ò¡°µÈÓÚ¡±)¡£
¢ÚÑо¿·¢Ïָ÷´Ó¦°´Èçϲ½Öè½øÐУº
µÚÒ»²½£ºNO+NO N2O2 ¿ìËÙƽºâ µÚ¶þ²½£ºN2O2 +O22NO2 Âý·´Ó¦
ÆäÖпɽüËÆÈÏΪµÚ¶þ²½·´Ó¦²»Ó°ÏìµÚÒ»²½µÄƽºâ£¬µÚÒ»²½·´Ó¦ÖУºv1Õý=k1Õý¡Ác2(NO)£»v1Äæ=k1Äæ¡Ác(N2O2)
ÏÂÁÐÐðÊöÕýÈ·µÄÊÇ______
A.ͬһζÈÏ£¬Æ½ºâʱµÚÒ»²½·´Ó¦µÄÔ½´ó·´Ó¦ÕýÏò³Ì¶ÈÔ½´ó
B.µÚ¶þ²½·´Ó¦ËÙÂʵͣ¬Òò¶øת»¯ÂÊÒ²µÍ
C.µÚ¶þ²½µÄ»î»¯ÄܱȵÚÒ»²½µÄ»î»¯ÄܵÍ
D.Õû¸ö·´Ó¦µÄËÙÂÊÓɵڶþ²½·´Ó¦ËÙÂʾö¶¨
£¨3£©¿Æѧ¼ÒÑо¿³öÁËÒ»ÖÖ¸ßЧ´ß»¯¼Á£¬¿ÉÒÔ½«COºÍNO2Á½Õßת»¯ÎªÎÞÎÛȾÆøÌ壬·´Ó¦·½³ÌʽΪ£º2NO2(g)+4CO(g) 4CO2(g)+N2(g) ¡÷H<0
ijζÈÏ£¬Ïò10LÃܱÕÈÝÆ÷Öзֱð³äÈë0.1molNO2ºÍ0.2 molCO£¬·¢ÉúÉÏÊö·´Ó¦£¬Ëæ×Å·´Ó¦µÄ½øÐУ¬ÈÝÆ÷ÄÚµÄѹǿ±ä»¯ÈçϱíËùʾ£º
ʱ¼ä/min | 0 | 2 | 4 | 6 | 8 | 10 | 12 |
ѹǿ/kPa | 75 | 73.4 | 71.95 | 70.7 | 69.7 | 68.75 | 68.75 |
»Ø´ðÏÂÁÐÎÊÌ⣺
¢ÙÔÚ´ËζÈÏ£¬·´Ó¦µÄƽºâ³£ÊýKp=_________kPa-1(KpΪÒÔ·Öѹ±íʾµÄƽºâ³£Êý£¬¼ÆËã½á¹û¾«È·µ½Ð¡Êýµãºó2λ)£»Èô±£³ÖζȲ»±ä£¬ÔÙ½«CO¡¢CO2ÆøÌåŨ¶È·Ö±ðÔö¼ÓÒ»±¶£¬Ôòƽºâ_____(Ìî¡°ÓÒÒÆ¡±»ò¡°×óÒÆ¡±»ò¡°²»Òƶ¯¡±)£»
¢ÚÈô½«Î¶ȽµµÍ£¬ÔÙ´Îƽºâºó£¬ÓëÔƽºâÏà±ÈÌåϵѹǿ(p×Ü)ÈçºÎ±ä»¯£¿_______(Ìî¡°Ôö´ó¡±¡¢¡°¼õС¡±»ò¡°²»±ä¡±)£¬ÔÒòÊÇ_____________________¡£
¡¾´ð°¸¡¿NO(g)£«O3(g)NO2(g)£«O2(g)¡¡¦¤H£½£200.9 kJ¡¤mol£1 ÖµÔö´ó£¬O3Ũ¶ÈÔö¼Ó£¬ÓÐÀûÓÚƽºâNO(g)£«O3(g)NO2(g)£«O2(g)ÕýÏòÒƶ¯£¬NOÑõ»¯ÂÊÔö´ó СÓÚ AD 0.04 ²»Òƶ¯ ¼õС ÈôζȽµµÍ£¬Ìå»ý²»±ä£¬¸ù¾Ý°¢·ü¼ÓµÂÂÞ¶¨ÂÉ£¬×Üѹǿ¼õС£»Í¬Ê±£¬½µµÍζȣ¬ÓÉÓÚ·´Ó¦·ÅÈÈ£¬ËùÒÔƽºâ³¯Õý·½ÏòÒƶ¯£¬ÈÝÆ÷ÄÚ·Ö×ÓÊý¼õÉÙ£¬×ÜѹǿҲ¼õС
¡¾½âÎö¡¿
(1)¸ù¾Ý¸Ç˹¶¨ÂÉÊéд³ôÑõÓëNO×÷ÓòúÉúNO2ºÍO2µÄÈÈ»¯Ñ§·½³Ìʽ£»O3Ũ¶ÈÔö¼Ó£¬ÓÐÀûÓÚƽºâNO(g)£«O3(g)NO2(g)£«O2(g)ÕýÏòÒƶ¯£»
(2) 2NO(g)+O2(g)2NO2(g)£»vÕý=kÕý¡¤c2(NO)¡¤c(O2)£»vÄæ=kÄ桤c2(NO2)£¬´ïµ½Æ½ºâʱkÕý¡¤c2(NO)¡¤c(O2)= kÄ桤c2(NO2)£¬£»
(3)¸ù¾ÝÆøÌåÎïÖʵÄÁ¿±ÈµÈÓÚѹǿ±È£¬ £¬x=0.275mol£¬¼´·´Ó¦Æ½ºâʱ£¬ÆøÌå×ÜÎïÖʵÄÁ¿ÊÇ0.275mol¡£
(1)¢Ù2NO2(g)2NO(g)£«O2(g)¡¡¦¤H1£½£«115.2 kJ¡¤mol£1£»
¢Ú2O3(g)3O2(g)¡¡¦¤H2£½£286.6 kJ¡¤mol£1¡£
¸ù¾Ý¸Ç˹¶¨ÂÉ£¬¢Ú¡Á£¢Ù¡ÁµÃ£¬NO(g)£«O3(g)NO2(g)£«O2(g)¡¡¦¤H£½£200.9 kJ¡¤mol£1£»ÖµÔö´ó£¬O3Ũ¶ÈÔö¼Ó£¬ÓÐÀûÓÚƽºâNO(g)£«O3(g)NO2(g)£«O2(g)ÕýÏòÒƶ¯£¬NOÑõ»¯ÂÊÔö´ó£»
(2)¢ÙζÈΪT1ʱ£¬ÔÚ1LµÄºãÈÝÃܱÕÈÝÆ÷ÖУ¬Í¶Èë0.6 molNOºÍ0.3 molO2´ïµ½Æ½ºâʱO2Ϊ0.2 mol£»
ζÈΪT1ʱ£¬K=£¬Î¶ÈΪT2ʱ£¬¸Ã·´Ó¦´æÔÚkÕý=kÄ棬¼´K=1£¬2NO(g)+O2(g)2NO2(g)Õý·´Ó¦·ÅÈÈ£¬ËùÒÔT1СÓÚT2£»
¢ÚA£®£¬Í¬Ò»Î¶ÈÏ£¬Æ½ºâʱµÚÒ»²½·´Ó¦µÄÔ½´ó£¬ËµÃ÷ƽºâ³£ÊýÔ½´ó£¬·´Ó¦ÕýÏò³Ì¶ÈÔ½´ó£¬¹ÊAÕýÈ·£»
B£®×ª»¯ÂÊÓëƽºâÒƶ¯Óйأ¬Óë·´Ó¦ËÙÂÊÎ޹أ¬¹ÊB´íÎó£»
C£®»î»¯ÄÜԽС£¬·´Ó¦ËÙÂÊÔ½¿ì£¬µÚ¶þ²½µÄ»î»¯ÄܱȵÚÒ»²½µÄ»î»¯Äܸߣ¬¹ÊC´íÎó£»
D£®×Ü·´Ó¦ËÙÂÊÓÉÂý·´Ó¦¾ö¶¨£¬µÚ¶þ²½·´Ó¦ËÙÂÊÂý£¬ËùÒÔÕû¸ö·´Ó¦µÄËÙÂÊÓɵڶþ²½·´Ó¦ËÙÂʾö¶¨£¬¹ÊDÕýÈ·£»
(3) ¢Ù
x=0.025mol£»
ÔÚ´ËζÈÏ£¬·´Ó¦µÄƽºâ³£ÊýKp=0.04kPa-1£»Èô±£³ÖζȲ»±ä£¬ÔÙ½«CO¡¢CO2ÆøÌåŨ¶È·Ö±ðÔö¼ÓÒ»±¶£¬Å¨¶ÈìØQ=k£¬Ôòƽºâ²»Òƶ¯£»
¢ÚÈôζȽµµÍ£¬Ìå»ý²»±ä£¬¸ù¾Ý°¢·ü¼ÓµÂÂÞ¶¨ÂÉ£¬×Üѹǿ¼õС£»Í¬Ê±£¬½µµÍζȣ¬ÓÉÓÚ·´Ó¦·ÅÈÈ£¬ËùÒÔƽºâ³¯Õý·½ÏòÒƶ¯£¬ÈÝÆ÷ÄÚ·Ö×ÓÊý¼õÉÙ£¬×ÜѹǿҲ¼õС£¬ËùÒÔÈô½«Î¶ȽµµÍ£¬ÔÙ´Îƽºâºó£¬ÓëÔƽºâÏà±ÈÌåϵѹǿ(p×Ü)¼õС¡£
¡¾ÌâÄ¿¡¿²ÝËáîÜÊÇÖÆ×÷Ñõ»¯îܺͽðÊôîܵÄÔÁÏ¡£Ò»ÖÖÀûÓú¬îÜ·ÏÁÏ(Ö÷Òª³É·ÖΪCo2O3£¬º¬ÉÙÁ¿Ni¡¢Fe¡¢Al2O3¡¢CaO¡¢Ì¿¼°ÓлúÎïµÈ)ÖÆÈ¡CoC2O4µÄ¹¤ÒÕÁ÷³ÌÈçÏ£º
¼ºÖª£º¢Ù²ÝËáîܾ§ÌåÄÑÈÜÓÚË®
¢ÚRHΪÓлúÎ¿ÉÓÃRH¡¢ÓлúÈܼÁÝÍÈ¡³öÈÜÒºÖеÄNi2+
¢Û¼¸ÖÖ½ðÊôÑôÀë×ÓµÄÇâÑõ»¯Îï³ÁµíʱµÄPHÈç±íËùʾ£º
Fe3+ | Co2+ | |
¿ªÊ¼³Áµíʱ | 1.9 | 7.1 |
³ÁµíÍêȫʱ | 3.7 | 9.1 |
(1)¡°±ºÉÕ¡±µÄÄ¿µÄ_______¡£
(2)¡°¼î½þ¡±¹ý³ÌÖÐAl2O3·¢Éú·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ_______¡£
(3) ¾ÁòËáËữºó£¬¡°îܽþ³ö¡±¹ý³ÌÖÐCo3+ת»¯ÎªCo2£«µÄÀë×Ó·½³ÌʽΪ_______¡£
(4)¡°½þ³öÒºB¡±ÖмÓÈëCoO²¢µ÷½ÚpHÖµÖÁ3.7~7.1µÄÄ¿µÄΪ_______¡£
(5) ¼ÓÈëNaFÈÜÒº¿É½«¸ÆÀë×Óת»¯Îª³Áµí²¢¹ýÂ˳ýÈ¥£¬ÈôËùµÃÂËÒºÖÐc(F£)=1.0¡Á10£2mol¡¤L1£¬ÔòÂËÒºÖÐc(Ca2£«)Ϊ_______mol¡¤L1[ÒÑÖªKsp(CaF2)=1.05¡Á10£10]¡£
(6) ÝÍÈ¡ºóË®²ãÖк¬ÓдóÁ¿µÄCo2+£¬½«Ë®²ãÓëËáÐÔKMnO4ÈÜÒº³ä·Ö»ìºÏÉú³ÉCo3+¡¢Mn2+£¬ÀíÂÛÉÏÍêÈ«·´Ó¦ÏûºÄµÄn(Co2+)¡Ãn(MnO4£)=_______¡£