ÌâÄ¿ÄÚÈÝ

ijÊжԴóÆø½øÐмà²â£¬·¢ÏÖ¸ÃÊÐÊ×ÒªÎÛȾÎïΪ¿ÉÎüÈë¿ÅÁ£ÎïPM2.5£¨Ö±¾¶Ð¡ÓÚµÈÓÚ2.5µÄÐü¸¡¿ÅÁ£Î£¬ÆäÖ÷ÒªÀ´Ô´ÎªÈ¼Ãº¡¢»ú¶¯³µÎ²ÆøµÈ¡£Òò´Ë£¬¶ÔPM2.5¡¢SO2¡¢NOxµÈ½øÐÐÑо¿¾ßÓÐÖØÒªÒâÒå¡£
Çë»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©½«PM2.5Ñù±¾ÓÃÕôÁóË®´¦ÀíÖƳɴý²âÊÔÑù¡£
Èô²âµÃ¸ÃÊÔÑùËùº¬Àë×ӵĻ¯Ñ§×é·Ö¼°ÆäŨ¶ÈÈçÏÂ±í£º
Àë×Ó
H+
K+
Na+
NH4+
SO42£­
NO3£­
Cl£­
Ũ¶È/mol¡¤L£­1
δ²â¶¨
4¡Á10£­6
6¡Á10£­6
2¡Á10£­5
4¡Á10£­5
3¡Á10£­5
2¡Á10£­5
 
¸ù¾Ý±íÖÐÊý¾ÝÅжÏÊÔÑùµÄpH=         ¡£
£¨2£©Îª¼õÉÙSO2µÄÅÅ·Å£¬³£²ÉÈ¡µÄ´ëÊ©ÓУº
¢Ù½«Ãº×ª»¯ÎªÇå½àÆøÌåȼÁÏ¡£
ÒÑÖª£ºH2£¨g£©+1/2O2£¨g£©=H2O£¨g£© ¡÷H=£­241.8kJ¡¤mol£­1
C£¨s£©+1/2O2£¨g£©="CO" £¨g£©       ¡÷H=£­110.5kJ¡¤mol£­1
д³ö½¹Ì¿ÓëË®ÕôÆø·´Ó¦µÄÈÈ»¯Ñ§·½³Ìʽ£º             ¡¡¡¡                 ¡£
¢ÚÏ´µÓº¬SO2µÄÑÌÆø¡£ÒÔÏÂÎïÖÊ¿É×÷Ï´µÓ¼ÁµÄÊÇ           ¡£
A£®Ca(OH) 2   B£®Na2CO3  C£®CaCl2D£®NaHSO3
£¨3£©Æû³µÎ²ÆøÖÐÓÐNOxºÍCOµÄÉú³É¼°×ª»¯
¢Ù Èô1mol¿ÕÆøº¬0.8molN2ºÍ0.2molO2£¬Æû¸×ÖеĻ¯Ñ§·´Ó¦Ê½ÎªN2 (g)+O2(g)2NO(g) ¡÷H0
1300¡æʱ½«1mol¿ÕÆø·ÅÔÚÃܱÕÈÝÆ÷ÄÚ·´Ó¦´ïµ½Æ½ºâ£¬²âµÃNOΪ8¡Á10£­4mol¡£¼ÆËã¸ÃζÈϵÄƽºâ³£ÊýK=               ¡£
Æû³µÆô¶¯ºó£¬Æû¸×ζÈÔ½¸ß£¬µ¥Î»Ê±¼äÄÚNOÅÅ·ÅÁ¿Ô½´ó£¬ÆäÔ­ÒòÊÇ           ¡£
¢ÚÄ¿Ç°£¬ÔÚÆû³µÎ²ÆøϵͳÖÐ×°Öô߻¯×ª»¯Æ÷¿É¼õÉÙCOºÍNOxµÄÎÛȾ£¬Æ仯ѧ·´Ó¦·½³ÌʽΪ        ¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡¡                    ¡£
¢Û Æû³µÈ¼ÓͲ»ÍêȫȼÉÕʱ²úÉúCO£¬ÓÐÈËÉèÏë°´ÏÂÁз´Ó¦³ýÈ¥CO£¬2CO£¨g£©=2C£¨s£©+O2£¨g£©
ÒÑÖª¸Ã·´Ó¦µÄ¡÷H0£¬ÅжϸÃÉèÏëÄÜ·ñʵÏÖ²¢¼òÊöÆäÒÀ¾Ý£º                   ¡£
£¨1£©PH=4
£¨2£©¢ÙC(s)+H2O(g)=H2(g)+CO(g) ¡÷H=+131.3kJ/mol ¢Ú  A  B
£¨3£©¢Ù4¡Á10-6£¬Î¶ÈÔ½¸ß£¬·´Ó¦ËÙÂÊÔ½´ó  ¢Ú2XCO+2NOX2XCO2+N2
¢Û²»ÄÜʵÏÖ£¬ÒòΪ¸Ã·´Ó¦µÄ¡÷H>0,¡÷S<0,ËùÒÔ¡÷G>0

ÊÔÌâ·ÖÎö£º£¨1£©¸ù¾ÝÈÜÒº³ÊµçÖÐÐÔµÄÔ­Àí¿ÉµÃc(H+)+c(K+)+c(Na+)+c(NH4+)=2c(SO42£­)+c(NO3£­)+c(Cl£­)¡£½«¸÷¸öÊýÖµ´úÈëÉÏÊöʽ×ӿɵÃc(H+)=1.0¡Á10£­4mol/L,ËùÒÔpH=4£»£¨2£©¢Ù ¢Ú£­¢ÙÕûÀí¿ÉµÃC(s)+H2O(g)=H2(g)+CO(g) ¡÷H=+131.3kJ/mol£»¢ÚA£®Ca(OH) 2+ SO2=CaSO3¡ý+H2O£»ÕýÈ·¡£B£®Na2CO3+ SO2=Na2SO3+ CO2¡£ÕýÈ·¡£C£®CaCl2²»·´Ó¦£¬²»ÄÜ×÷ÎüÊÕ¼Á£¬´íÎó¡£D£®NaHSO3²»·´Ó¦£¬²»ÄÜ×÷ÎüÊÕ¼Á£¬´íÎó¡££¨3£©¢ÙÔÚ·´Ó¦¿ªÊ¼Ê±£¬n(N2)=0.8mol£»n(O2)=0.2mol;n(NO)=0;µ±·´Ó¦´ïµ½Æ½ºâʱ£¬n(N2)=(0.8-4¡Á10-4)mol
n(O2)=(0.2-4¡Á10-4)mol; n(NO)= 8¡Á10-4mol.¼ÙÉèÆø¸×µÄÈÝ»ýΪVL¡£Ôò¸ÃζÈϵÄƽºâ³£Êý¡£Æû³µÆô¶¯ºó£¬Æû¸×ζÈÔ½¸ß£¬µ¥Î»Ê±¼äÄÚNOÅÅ·ÅÁ¿Ô½´ó£¬ÊÇÒòΪÉý¸ßζȣ¬»¯Ñ§·´Ó¦ËÙÂʼӿ졣¢Ú¸ù¾ÝÒÑÖªÌõ¼þ½áºÏÖÊÁ¿Êغ㶨Âɿɵ÷´Ó¦·½³ÌʽΪ£º2XCO+2NOX 2XCO2+N2¡£¢ÛÓÉÓÚ·´Ó¦2CO£¨g£©=2C£¨s£©+O2£¨g£©¡÷H>0ÊǸöÌåϵ»ìÂҳ̶ȼõСµÄÎüÈÈ·´Ó¦¡£¦¤H>0£»¡÷S<0£¬¸ù¾ÝÌåϵµÄ×ÔÓÉÄܦ¤G=¦¤H-T¡¤¦¤S>0£¬.ËùÒÔ¸ÃÉèÏë²»ÄÜʵÏÖ¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
2013ÄêÎíö²ÌìÆø¶à´ÎËÁÅ°ÎÒ¹úÖж«²¿µØÇø¡£ÆäÖÐÆû³µÎ²ÆøºÍȼúβÆøÊÇÔì³É¿ÕÆøÎÛȾµÄÔ­ÒòÖ®Ò»¡£
£¨1£©Æû³µÎ²Æø¾»»¯µÄÖ÷ÒªÔ­ÀíΪ£º2NO(g)+2CO2CO2(g)+N2(g)
¢Ù¶ÔÓÚÆøÏà·´Ó¦£¬ÓÃij×é·Ö£¨B£©µÄƽºâѹǿ£¨PB£©´úÌæÎïÖʵÄÁ¿Å¨¶È£¨CB£©Ò²¿ÉÒÔ±íʾƽºâ³£Êý£¨¼Ç×÷KP£©£¬Ôò¸Ã·´Ó¦µÄKP=-                ¡£
¢Ú¸Ã·´Ó¦ÔÚµÍÎÂÏÂÄÜ×Ô·¢½øÐУ¬¸Ã·´Ó¦µÄ¦¤H            0¡££¨Ñ¡Ìî¡°>¡±¡¢¡°<¡±£©
¢ÛÔÚijһ¾øÈÈ¡¢ºãÈݵÄÃܱÕÈÝÆ÷ÖгäÈëÒ»¶¨Á¿µÄNO¡¢CO·¢ÉúÉÏÊö·´Ó¦£¬²âµÃÕý·´Ó¦µÄËÙÂÊËæʱ¼ä±ä»¯µÄÇúÏßÈçͼËùʾ£¨ÒÑÖª£ºt2 --tl=t3£­t2£©¡£

ÔòÏÂÁÐ˵·¨²»ÕýÈ·µÄÊÇ         ¡££¨Ìî±àºÅ£©
A£®·´Ó¦ÔÚcµãδ´ïµ½Æ½ºâ״̬
B£®·´Ó¦ËÙÂÊaµãСÓÚbµã
C£®·´Ó¦ÎïŨ¶Èaµã´óÓÚbµã
D£®NOµÄת»¯ÂÊ£ºtl¡«t2>t2¡«t3
£¨2£©ÃºµÄ×ÛºÏÀûÓá¢Ê¹ÓÃÇå½àÄÜÔ´µÈÓÐÀûÓÚ¼õÉÙ»·¾³ÎÛȾ¡£ºÏ³É°±¹¤ÒµÔ­ÁÏÆøµÄÀ´Ô´Ö®Ò»Ë®ÃºÆø·¨£¬ÔÚ´ß»¯¼Á´æÔÚÌõ¼þÏÂÓÐÏÂÁз´Ó¦£º
¢Ù
¢Ú
¢Û
¢Ù¡÷H3ºÍ¡÷H1¡¢¡÷H2µÄ¹ØϵΪ¡÷H3=            ¡£
¢ÚÔÚºãÎÂÌõ¼þÏ£¬½«l mol COºÍ1 mol H2O£¨g£©³äÈëij¹Ì¶¨ÈÝ»ýµÄ·´Ó¦ÈÝÆ÷£¬´ïµ½Æ½ºâʱÓÐ50%µÄCOת»¯ÎªCO2¡£ÔÚtlʱ±£³ÖζȲ»±ä£¬ÔÙ³äÈë1 mol H2O£¨g£©£¬ÇëÔÚͼÖл­³ötlʱ¿ÌºóH2µÄÌå»ý·ÖÊý±ä»¯Ç÷ÊÆÇúÏß¡£

¢Û¼×´¼ÆûÓÍ¿É¡¯ÒÔ¼õÉÙÆû³µÎ²Æø¶Ô»·¾³µÄÎÛȾ¡£
ij»¯¹¤³§ÓÃˮúÆøΪԭÁϺϳɼ״¼£¬ºãÎÂÌõ¼þÏ£¬ÔÚÌå»ý¿É±äµÄÃܱÕÈÝÆ÷Öз¢Éú·´Ó¦£ºCO(g)+2H2(g) CH3OH(g)µ½´ïƽºâʱ£¬²âµÃCO¡¢H2¡¢CH3OH·Ö±ðΪ1 mol¡¢1 mol¡¢1 mol£¬ÈÝÆ÷µÄÌå»ýΪ3L£¬ÏÖÍùÈÝÆ÷ÖмÌÐøͨÈË3 mol CO£¬´Ëʱv£¨Õý£©         v£¨Ä棩£¨Ñ¡Ìî¡®¡®>¡±¡¢¡°<¡¯¡¯»ò¡°=¡±£©£¬ÅжϵÄÀíÓÉ        ¡£

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

¾«Ó¢¼Ò½ÌÍø