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pHg?2pO2?Køò?????4?1334pO?pO2??pHg?2?????Køò????pøò??pøò?pøò?3 ????2pO2?pøò?10.1325kPap?·Ö½â??3pO2?30.3975kPa

(2) ·Ö½âζÈÏ p(·Ö½â) = pøò£¬

pO2?1pøò?33.8kPapHg?2pO2?67.6kPa3

(3) ÔÚ±ê׼״̬Ï£¬¸÷ÎïÖʵÄѹÁ¦¾ùΪ pøò£¬

p?pO2?pHg?2pøò?202.65kPa

30£®´ð£ºK¦Ã = 1.09 ¡Á 1.10/(1.23 ¡Á 0.77) = 1.27 > 1£¬ Kf = Kp K¦Ã £¬Kf ²»±ä£¬Kp ¼õÉÙ£¬Æ½ºâ Ïò×óÒÆ¶¯£»

?2331£®´ð£º³£Î³£Ñ¹µÄ·Ö½âѹÁ¦ pCO2?1.57?10pøò£¬¿ÕÆøÖÐCO2µÄ·ÖѹΪ0.005pøò£¬

pCO2?0.005pøò£¬·Ö½â·´Ó¦²»ÄÜ·¢Éú¡£

32£®´ð£º (A) »¯Ñ§Æ½ºâ̬£» (B) ÀíÏëÆøÌåºãѹ·´Ó¦£» (D) K¦Ã = 1 £»

(C) ¦¤¦Í = 0£»

(E) ÀíÏëÈÜÒº£¬ÀíÏëÏ¡ÈÜÒº£» (F) ¦¤Hm²»±äʱµÈѹ·´Ó¦£»

m¡¢?SmÓë T Î޹ء£ (H) ¦¤Cp,m = 0£¬?Høòm£» (G) ºãΣ¬?Vm??Vøò33£®´ð£º¦¤¦Í = 1£¬(A) ÓÉÓÚ¦¤H > 0£¬Æ½ºâÏòÓÒÒÆ£» (C) ƽºâÏò×óÒÆ£»

(D) ƽºâÏòÓÒÒÆ£»

(B) ƽºâÏòÓÒÒÆ£»

(E) ̼µÄ»î¶È²»±ä£¬Æ½ºâ²»¶¯¡£

34£®½â£ºÓÉ(1)·´Ó¦ p(H2O) = p(CO2) = 0.5 ¡Á 0.527 = 0.2635 kPa£¬ ÓÉ(2)·´Ó¦ p(H2O) = p(CO2) = ? ¡Á 5.72 = 1.757 kPa ¡£ £¨A£©NaHCO3(s)Ôö¶à£¬NH4HCO3£¨s£©¡¢Na2CO3£¨s£©¼õÉÙ£»

(B) Ö»ÒªNH4HCO3£¨s£©¡¢Na2CO3£¨s£©Á¿×ã¹»¶à£¬¿É´ïµ½Æ½ºâ

¶þ¡¢µ¥Ñ¡Ìâ´ð°¸£º

1. A£» 2. B£» 3. A£» 4. A£» 5. C£» 6. B£» 7. D£» 11.D£» 12.B£» 13.D£» 14.A£» 15.D£» 16.B£» 17.D£» 21.C£» 22.B£» 23.B£» 24.A£» 25.D£» 26.C£» 27.A£»

Èý¡¢¶àÑ¡Ìâ´ð°¸£º 1. AE£» 2. AD£» 3. BC£» 4. AC£» 5. BE£» 7. AC£» 8. BE£» 9. CE£» 10. BD£» 11. A£»

ËÄ¡¢Ö÷¹ÛÌâ´ð°¸£º

1£®Ö¤Ã÷£ºN2O4 = 2NO2

4?2Kp?Kxp?p????1£¬?1??2?1?4?2p21??1-¦Á 2¦Á ¦²ni = 1+¦Á

8. D£» 9. D£» 10.D£» 18.A£» 19.C£» 20.A£» 28.C£» 29.A£» 30.C¡£

6. B£» 12. CE¡£

????

Kp4p?ApÖ¤±Ï

2£®½â£º(1) ¸ù¾Ý¼ª²¼Ë¹-º¥Ä·»ô×È·½³Ì£¬ÓÐ

4ol-1 m?573K???3.47?10?26.4?573?ln573?45.2?573?87271J?m(2) ?rGøò?rHøò????rGøòmT??m????2?TT?p ?

4?Gøò3.47?10?rm???26.4lnT?45.2TT?rHøò3.47?10426.4-14m?????HøòJ?mol??3.47?10?26.4?T/K?rmTT2T2

??87271???Gøò???8Køò?exp??rm??exp????1.11?10RT??8.314?573??

(3)

???rGøò-1-1m??rSøòJ?K?mol??????71.6?264ln?T/K?m?T??p

-1?rSøòol-1 m?573K???71.6?26.4ln573??239J?K?m??T??RTlnKøò£»µ± T = 800K ʱ m?232000?1603£®½â£ºÓÉ ?rGøò??Gøò??232000?160?800??7Køò?exp??rm??exp????1.62?10RT?8.314?800????p?6164?lg????5.22?pøò?800?800K ʱ£¬ÒºÌ¬ Zn µÄÕôÆøÑ¹Îª ?

-

Kp?1.62?10?7pøò

p(Zn) = 3.27 ¡Á 103pøò= 331.3 Pa; ¸ù¾Ý»¯Ñ§·´Ó¦·½³Ìʽ£¬µÃ

-Køò = [p(Zn) ¡¤ p(H2O) / p(H2) ¡¤ pøò] = 1.62 ¡Á 107

ËùÒÔ p(H2) /p(H2O) = 2.02 ¡Á 104 Ôò n(H2)/n(H2O) = 2.02 ¡Á 104

4£®½â£ºÓÉ·´Ó¦(2)£ºÆ½ºâʱ£¬p(H2O) = 6.0528 kPa

ÓÉ·´Ó¦(1)£ºÆ½ºâʱ£¬Kp(1) = p(CO2)p(H2O) = ? p2 = ? ¡Á 3.9992 = 3.998 kPa2 ¹²Í¬Æ½ºâʱ£º p(H2O) p(CO2) = Kp(1) 6.0528 ¡Á p(CO2) = 3.998 p(CO2) = 0.6605 kPa ƽºâѹÁ¦ p = p(CO2) + p(H2O) = 6.7133 kPa

ol m??40.26?33.02??7.24kJ?m5£®½â£º (1) H2S(g) + 2Ag(s) = Ag2S(s) + H2(g)£¬?Gøò?0.5p??Gm??Gøòm?RTlnQa??7240?8.314?298ln??0.5p????7240?0??

ËùÒÔÔÚºãκãѹÏ£¬Ag »á±»¸¯Ê´¡£

(2) Éè²»·¢Éú¸¯Ê´Ê± H2S(g)µÄĦ¶û·ÖÊýΪ x£º

?1?x??7240?8.314?298ln???0x?0.05107?5.107%?x?

2

6£®½â£º(1) Kp = p(CO2)p(H2O) = ? p

-T1 = 303 K£¬ Køò(1) = ? ¡Á 0.00822 = 1.681 ¡Á 105 T2 = 383 K£¬ Køò(2) = ? ¡Á 1.64812 = 0.6791 ÓɵÈѹʽ£º lnKøò = A/T+B

-ln(1.681 ¡Á 105) = A/303 + B Óë ln0.6791 = A/383 + B ½âµÃ£ºA = -15386£¬B = 39.79 ¡àlnKøò = -15386/T + 39.79 (2) p = pøò £¬Køò = ? ¡Á (pøò/pøò)2 = 0.25 £¬

´úÈë ln0.25 = -15386/T + 39.79 T = 373.2 K (3) ¦¤Hm = - 8.314 ¡Á (-15385) = 127.9 kJ/mol£¬ (4) ͨÈë¶èÐÔÆøÌ壬ƽºâÏòÓÒÒÆ¶¯¡£

-17£®½â£º PCl5(g) = PCl3(g) + Cl2(g) ¦¤¦Í = 1

1-¦Á ¦Á ¦Á ¦²ni = 1 + ¦Á£¬p = pøò

??p?0.521???????2??pøò3???1?0.52p0V0?(1?0.5)RT£¬RT?3

2?1??1?1??1pV??1??1?RT?V?2dm3£¬p?pøò33(1) ÉèÀë½â¶ÈΪ¦Á1 £¬ ?p?1?121??13?Køò?Kx?¼´??£¬ÕûÀíµÃ£º?1?2?12?1?0?pøò?3231??1??ËùÒÔ??1?1??12??1?1?0£¬½âµÃ£º?1?0.618£¬Àë½â¶ÈÔö¼Ó

pV1?2?ni?1??2?nN2?22??3RT23(2) ÉèÀë½â¶ÈΪ¦Á2 £¬£¬p = pøò

?p???23?212?Køò?Kx????pøò??1???33£¬ÕûÀíµÃ£º?2??2?1?0£¬½âµÃ?2?0.618£¬Àë½â¶ÈÔö¼Ó??2

pV2?1?ni?1??3?nN2?33??3RT23(3) ÉèÀë½â¶ÈΪ¦Á3£¬£¬p = 2pøò

??2?p???Køò?Kx??pøò???2???1??????

?p???33?12?Køò?Kx???2?£¬ÕûÀíµÃ£º?3??3?1?0£¬½âµÃ?3?0.5£¬Àë½â¶È²»±ä?pøò??1???33??3

(4) ÉèÀë½â¶ÈΪ¦Á4£¬PCl5(g) = PCl3(g) + Cl2(g)

1 - ¦Á4 ¦Á4 ¦Á4 + y pV2?1?ni?1??4?y?44??3£¬y?2??4£¬p?2pøòRT23

2

8£®½â£º (1) ƽºâʱ CaCO3 µÄĦ¶ûÊý = 11.10-3.98 = 7.12 mol

7.12xCaCO3??0.5597.12?5.62¡à ÈÛÈÚÎïÖÐ

(2) CaCO3(l) = CaO(s) + CO2(g)£¬ Køò = 3.5 £¬¦¤Gmøò = - RTln Køò ?Gm??CO2??øòCaO??CaCO3?0

?pCO2???£¬?CaCO??*CaCO3?RTlnaCaCOÆäÖÐ?CO2??øòCO2?RTln?33??pøò?

???pCO2pCO2???Ôò?Gm??øò??øò??øò?RTln??Gøò?RTlnCO2CaOCaCO3m?pøò??pøò?aCaCO3????aCaCO3?pCO2??ËùÒÔRTlnaCaCO3?RTln??pøò??RTlnKøò??

101325?3.5a0.286aCaCO3??0.286£¬????0.512101325x0.559

??4???4?y???????p??3??3?1?Køò?Kx???2?£¬½âµÃ?4?0.2£¬Àë½â¶È¼õÉÙ?pøò???1??33??4

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