ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿Áòµ¥Öʺͻ¯ºÏÎïÔÚ¹¤Å©ÒµÉú²úÖÐÓÐ×ÅÖØÒªµÄÓ¦Ó㬶øÖ±½ÓÅÅ·Å»á¶Ô»·¾³Ôì³ÉΣº¦¡£

I.ÒÑÖª£ºÖؾ§Ê¯¸ßζÐÉÕ¿É·¢ÉúһϵÁз´Ó¦£¬ÆäÖв¿·Ö·´Ó¦ÈçÏ£º

ÒÑÖª£º

Ôò£º _____________£»

µÄβÆø´¦Àíͨ³£ÓÐÒÔϼ¸ÖÖ·½·¨£º

(1)»îÐÔÌ¿»¹Ô­·¨ ·´Ó¦Ô­Àí£ººãκãÈÝʱ·´Ó¦½øÐе½²»Í¬Ê±¼ä²âµÃ¸÷ÎïÖʵÄŨ¶ÈÈçÉÏͼ£º

·´Ó¦ËÙÂʱíʾΪ_________________£»

ʱ£¬¸Ä±äijһÌõ¼þƽºâ·¢ÉúÒƶ¯£¬Ôò¸Ä±äµÄÌõ¼þ×îÓпÉÄÜÊÇ________________________£»

ʱ£¬Æ½ºâ³£Êý_____________¡£

(2)ÑÇÁòËáÄÆÎüÊÕ·¨

ÈÜÒºÎüÊÕµÄÀë×Ó·½³ÌʽΪ____________

³£ÎÂÏ£¬µ±ÎüÊÕÖÁʱ£¬ÎüÊÕÒºÖÐÏà¹ØÀë×ÓŨ¶È¹Øϵһ¶¨ÕýÈ·µÄÊÇ_______ÌîÐòºÅ

Ë®µçÀë³ö

(3)µç»¯Ñ§´¦Àí·¨

ÈçÏÂͼËùʾ£¬¢ñµç¼«µÄ·´Ó¦Ê½Îª___________________£»

µ±µç·ÖÐתÒÆʱ½ÏŨÉÐδÅųö£¬½»»»Ä¤×ó²àÈÜÒºÖÐÔö¼Ó_______molÀë×Ó£®

¡¾´ð°¸¡¿ ¼õСµÄŨ¶È

¡¾½âÎö¡¿

¢ñ£®ÒÑÖª¢ÙBaSO4(s)+4C(s)=BaS(s)+4CO(g)¡÷H=+571.2kJmol-1£»

¢ÚBaS(s)=Ba(s)+S(s)¡÷H=+460kJmol-1£»

¢Û2C(s)+O2(g)=2CO(g)¡÷H=-221kJmol-1£¬

¸ù¾Ý¸Ç˹¶¨ÂÉ£º¢Û¡Á2-¢Ù-¢ÚµÃ·½³ÌʽBa(s)+S(s)+2O2(g)=BaSO4£¨s£©¾Ý´Ë¼ÆË㣻

¢ò£®£¨1£©¢Ù¸ù¾Ýv=¼ÆËãv(SO2)£»

¢Ú30minʱ˲¼ä£¬¶þÑõ»¯Ì¼Å¨¶È½µµÍ£¬S2µÄŨ¶È²»±ä£¬¶øºó¶þÑõ»¯Ì¼¡¢S2µÄŨ¶È¾ùÔö´ó£¬Ó¦ÊǼõÉÙCO2µÄŨ¶È£»

¢Ûƽºâ³£ÊýK=£¬×¢Òâ¹ÌÌåºÍ´¿ÒºÌ岻дÈë±í´ïʽ£»

£¨2£©¢ÙNa2SO3ÈÜÒºÓëSO2·´Ó¦Éú³ÉÑÇÁòËáÇâÄÆ£»

¢Úa£®¸ù¾ÝµçºÉÊغãÅжϣ»

b£®¸ù¾ÝÎïÁÏÊغãÅжϣ»

c£®NaHSO3ÈÜÒºÖÐHSO3-µÄµçÀë³Ì¶È´óÓÚÆäË®½â³Ì¶È£»

d£®Ë®µçÀë³öÇâÀë×ÓŨ¶ÈµÈÓÚÈÜÒºÖÐÇâÑõ¸ùÀë×ÓŨ¶È£¬ÓÉÓÚNaHSO3ÈÜÒºµÄpHδ֪£¬²»ÄܼÆËãË®µçÀë³öÇâÀë×ÓŨ¶È£»

£¨3£©¢ÙÓÉͼ¿ÉÖª£¬Pt£¨1£©µç¼«É϶þÑõ»¯Áò±»Ñõ»¯Éú³ÉÁòË᣻

¢Ú×ó²àµç¼«·´Ó¦Ê½Îª£ºSO2-2e-+2H2O=SO42-+4 H+£¬¸ù¾Ýµç×ÓתÒÆÊغã¼ÆËãÉú³ÉÁòËá¸ù¡¢ÇâÀë×ÓµÄÎïÖʵÄÁ¿£¬Îª±£³ÖÈÜÒºµçÖÐÐÔ£¬¶àÓàµÄÇâÀë×Óͨ¹ýÑôÀë×Ó½»»»Ä¤ÒÆÖÁÓҲ࣬×ó²àÈÜÒºÖÐÔö¼ÓÀë×ÓΪÉú³ÉÁòËáµçÀëµÄÀë×Ó×ÜÁ¿¡£

¢ñ.ÒÑÖª¢ÙBaSO4(s)+4C(s)=BaS(s)+4CO(g)¡÷H=+571.2kJmol-1

¢ÚBaS(s)=Ba(s)+S(s)¡÷H=+460kJmol-1

¢Û2C(s)+O2(g)=2CO(g)¡÷H=-221kJmol-1£¬

¸ù¾Ý¸Ç˹¶¨ÂÉ£º¢Û¡Á2¢Ù¢ÚµÃ·½³ÌʽBa(s)+S(s)+2O2(g)=BaSO4(s)¡÷H=(-221)¡Á2-(+460)-(+571.2)=-1473.2kJmol-1£»

¹Ê´ð°¸Îª£º-1473.2kJmol-1£»

¢ò.(1)¢ÙÓÉͼ¿ÉÖª£¬0~20minÄÚ¶þÑõ»¯ÁòŨ¶È±ä»¯Á¿Îª1mol/L-0.4mol/L=0.6mol/L£¬¹Êv(SO2)==0.03mol/(Lmin)£»

¹Ê´ð°¸Îª£º0.03mol/(Lmin)£»

¢Ú 30minʱ˲¼ä£¬¶þÑõ»¯Ì¼Å¨¶È½µµÍ£¬S2µÄŨ¶È²»±ä£¬¶øºó¶þÑõ»¯Ì¼¡¢S2µÄŨ¶È¾ùÔö´ó£¬Ó¦ÊǼõÉÙCO2µÄŨ¶È£»

¹Ê´ð°¸Îª£º¼õÉÙCO2µÄŨ¶È£»

ÒòΪζÈûÓиı䣬40minʱµÄƽºâ³£ÊýºÍ20minʱÏàµÈ£¬ÓÃ20minʱµÄƽºâ״̬¼ÆËãƽºâ³£Êý£º

£¬¹ÊK£»

¹Ê´ð°¸Îª£º0.675£»

(2)¢ÙNa2SO3ÈÜÒºÓëSO2·´Ó¦Éú³ÉÑÇÁòËáÇâÄÆ£¬·´Ó¦Àë×Ó·½³ÌʽΪ£ºSO32+SO2+H2O=2HSO3£»

¹Ê´ð°¸Îª£ºSO32+SO2+H2O=2HSO3£»

¢Úa.¸ù¾ÝµçºÉÊغ㣺c(Na+)+c(H+)=2c(SO32)+c(HSO3)+c(OH)£¬¹ÊÈÜÒºÖÐc(Na+)+c(H+)>c(SO32)+c(HSO3)+c(OH)£¬¹ÊaÕýÈ·£»

b.ÈÜÒºÖÐSÔªËØÒÔSO32¡¢HSO3¡¢H2SO3ÐÎʽ´æÔÚ£¬NaÔªËØÓëÁòÔªËØÎïÖʵÄÁ¿Ö®±ÈΪ1:1£¬¹ÊÈÜÒºÖÐc(Na+)=c(SO32)+c(HSO3)+c(H2SO4)£¬¹ÊbÕýÈ·£»

c.NaHSO3ÈÜÒºÖÐHSO3µÄµçÀë³Ì¶È´óÓÚÆäË®½â³Ì¶È£¬¹ÊÈÜÒºÖÐc(Na+)>c(HSO3)>c(H+)>c(SO32)> c(H2SO3)£¬¹Êc´íÎó£»

d.Ë®µçÀë³öÇâÀë×ÓŨ¶ÈµÈÓÚÈÜÒºÖÐÇâÑõ¸ùÀë×ÓŨ¶È£¬ÓÉÓÚNaHSO3ÈÜÒºµÄpHδ֪£¬²»ÄܼÆËãË®µçÀë³öÇâÀë×ÓŨ¶È£¬¹Êd´íÎó£»

¹Ê´ð°¸Îª£ºab£»

(3)¢ÙÓÉͼ¿ÉÖª£¬Pt(1)µç¼«É϶þÑõ»¯Áò±»Ñõ»¯Éú³ÉÁòËᣬµç¼«·´Ó¦Ê½Îª£ºSO22e+2H2O=SO42+4H+£»

¹Ê´ð°¸Îª£ºSO22e+2H2O=SO42+4H+£»

¢Ú×ó²àµç¼«·´Ó¦Ê½Îª£ºSO22e+2H2O=SO42+4H+£¬¸ù¾Ýµç×ÓתÒÆÊغ㣬Éú³ÉÁòËá¸ùÎïÖʵÄÁ¿=0.01mol£¬Éú³ÉÇâÀë×ÓΪ0.04mol£¬Îª±£³ÖÈÜÒºµçÖÐÐÔ£¬0.01molÁòËá¸ùÐèÒª0.02molÇâÀë×Ó£¬¶àÓàµÄÇâÀë×Óͨ¹ýÑôÀë×Ó½»»»Ä¤ÒÆÖÁÓҲ࣬¼´ÓÐ0.02molÇâÀë×ÓÒÆÖÁÓҲ࣬¹Ê×ó²àÈÜÒºÖÐÔö¼ÓÀë×ÓΪ0.01mol+0.02mol=0.03mol£»

¹Ê´ð°¸Îª£º0.03¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

¡¾ÌâÄ¿¡¿¼×»ù±ûÏ©Ëá¼×õ¥µÄ½á¹¹¼òʽΪ£¬ÊÇÓлú²£Á§µÄµ¥Ì壬ÆäÒ»ÖÖʵÑéÊÒÖƱ¸·½·¨ÈçÏ£ºÊµÑé×°ÖÃÈçͼ1Ëùʾ£¨¼Ð³Ö×°Öü°Î¢²¨¼ÓÈÈ×°ÖÃÒÑÂÔÈ¥£©£º

ʵÑé²½ÖèÈçÏ£º

¢ñÁ¿È¡86ml¼×»ù±ûÏ©ËáÖÃÓÚÉÕ±­ÖУ¬ÔÚ½Á°èµÄͬʱ¼ÓÈë5mlŨÁòËᣬÀäÈ´ÖÁÊÒΣ¬ÔÙ¼ÓÈë50ml¼×´¼£¬½Á°è£¬»ìºÏ¾ùÔÈ£»

¢ò½«»ìºÏÈÜҺעÈëͼ1×°Öõķ´Ó¦Æ÷ÖУ¬¼ÓÈë´ÅÁ¦½Á°è×Ó£¬Î¢²¨¼ÓÈÈζÈΪ105¡æ£¬³ÖÐø¼ÓÈÈ£¬³ä·Ö·´Ó¦£»

¢ó´¿»¯²úÆ·£¬Á÷³ÌÈçͼ2Ëùʾ£º

ÒÑÖª£º

ÈܽâÐÔ

¿ÉÈÜÓÚÓлúÎˮ

¿ÉÈÜÓÚÈÈË®¡¢õ¥

ÄÑÈÜÓÚË®¡¢¿ÉÈÜÓÚÓлúÎï

ÃܶÈ/gcm-3

0.79

1.01

0.94

·Ðµã/¡æ

64.7

161

100~101

Ïà¶Ô·Ö×ÓÖÊÁ¿

32

86

100

»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©ÖƱ¸¼×»ù±ûÏ©Ëá¼×õ¥µÄ»¯Ñ§·½³ÌʽΪ______________________________¡£

£¨2£©Í¼1ÖÐÒÇÆ÷XµÄÃû³ÆΪ________________£¬Æä½øË®¿ÚӦΪ________________(Ìî¡°a¡±»ò¡°b¡±)¿Ú¡£

£¨3£©²ÉÓÃ΢²¨¼ÓÈÈ¿É׼ȷ¿ØÖÆ·´Ó¦Î¶ȺÍʱ¼ä£¬Èô·´Ó¦Î¶ȿØÖƲ»ºÃ£¬¿ÉÄÜÓи±²úÎï²úÉú£¬Ð´³öÒ»ÖÖÓлú¸±²úÎïµÄ½á¹¹¼òʽ£º_________¡£

£¨4£©´Ó·ÖË®Æ÷Öм°Ê±·ÖÀë³öË®µÄÄ¿µÄÊÇ_____________________£¬Èç¹û·ÖË®Æ÷ÖеÄË®²ã²»ÔÙÔöºñ£¬Ôò±íÃ÷__________________________¡£

£¨5£©´¿»¯¹ý³ÌÖУ¬Óá°±¥ºÍ̼ËáÄÆÈÜҺϴµÓ¡±µÄÄ¿µÄÊÇ_______________________________£»Íê³É²Ù×÷CӦѡ____________(ÌîÑ¡Ïî×Öĸ£¬ÏÂͬ)×°Öã¬Íê³É²Ù×÷DӦѡ____________×°Öá£

£¨6£©±¾ÊµÑéÖм׻ù±ûÏ©Ëá¼×õ¥µÄ²úÂÊΪ_________________±£ÁôÈýλÓÐЧÊý×Ö¡£

¡¾ÌâÄ¿¡¿ÕàÊÇÒ»ÖÖÖØÒªµÄÕ½ÂÔ×ÊÔ´£¬ÔÚ°ëµ¼Ìå¡¢º½¿Õº½Ìì²â¿ØµÈÁìÓò¶¼ÓÐ׏㷺µÄÓ¦Óá£ÏÂͼÊÇÒÔÒ»ÖÖÕà¿óÖ÷Òª³É·ÖΪ¡¢¡¢ÎªÔ­ÁÏÖƱ¸ÕàµÄ¹¤ÒÕÁ÷³Ì£º

ÒÑÖª£º

ΪÁ½ÐÔÑõ»¯Îï¡£

¡°ÝÍÈ¡¡±Ê±ÓõÄÝÍÈ¡¼ÁÔÚ±¾ÊµÑéÌõ¼þ϶ÔÓкܺõÄÑ¡ÔñÐÔ¡£

µÄÈÛ¡¢·Ðµã·Ö±ðΪ¡¢£¬¼«Ò×Ë®½â·ÅÈÈ¡£

¡°ÕôÁó¡±¹ý³ÌÖз¢ÉúµÄ·´Ó¦Îª¡£

(1)ÕàÔÚÔªËØÖÜÆÚ±íÖеÄλÖÃΪµÚ_________ÖÜÆÚµÚ________×å¡£

(2)¡°·ÛË顱µÄÄ¿µÄÊÇ_______________________¡£

(3)¡°±ºÉÕ¡±¹ý³ÌÖз¢Éú·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ________________¡£

(4)¡°ÂËÔü¡±µÄ³É·ÖΪ________________Ìѧʽ£¬¡°Ë®ÏࡱÖеÄÑôÀë×Ó³ýÁ˺ÍÍ⣬»¹ÓÐ__________________ÌîÀë×Ó·ûºÅ¡£

(5)¡°ÝÍÈ¡¡±Ê±£¬ÕàµÄÝÍÈ¡ÂÊÓëË®ÏàÓëÓлúÏàµÄÌå»ý±ÈµÄ¹ØϵÈçͼËùʾ£¬´ÓÉú²ú³É±¾µÄ½Ç¶È¿¼ÂÇ£¬×îÊÊÒ˵ÄΪ______________ÌîÐòºÅ¡£

(6)¡°Ë®½â¡±Ê±·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ_________________£¬¸Ã²½ÊµÑé²Ù×÷±ØÐëÔÚ±ùÑÎÔ¡ÖнøÐеÄÔ­Òò³ýÁËÓÐÀûÓÚË®½â·´Ó¦ÕýÏò½øÐÐÍ⣬»¹ÓÐ______________¡£

(7)¼ÙÉèÁ÷³ÌÖÐÿ²½¶¼Ã»ÓÐÕàÔªËØËðʧ£¬ÈôÕà º¬ÕྭÌá´¿µÃµ½µÄÕ࣬ÔòÔÓÖÊÔªËصÄÍѳýÂÊΪ_____________Óú¬a¡¢b¡¢cµÄʽ×Ó±íʾ¡£ÒÑÖª£ºÔÓÖÊÔªËصÄÍѳýÂÊ

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

¾«Ó¢¼Ò½ÌÍø