液体内压及摩尔定容热容

液体内压及摩尔定容热容 () ISSN 100020054???????????? *?????????2000 ?? ?? 40 ?? ?? 6 ??342?CN 1122223N(4 5, 32) ?J T singhua U n iv Sci & T ech, 2000, V o l. 40, N o. 6 ?????????????????????? ????????????, ()???????? ??????,???? 100084 99UV m()p+ C - C=1,p , m V , m 9VT9Tp ( ) ???? ???*/??????????, ??E?*???????*/99U V T 1 ( ) ?????!??????!? ????????????, ?????? ?9U 9V T: , ? ???????????????????????????????*??E????????!? 1. 0 , ????????E?*????????!, ??????????E? m P a*???????????!?????????????, ????????????E?*???????*???E??????????????? 22E????????!???????? ?????????????????????? !??? ?????????? ????????????!? ???????/?????????????? ???? , , 25101. 325 : 100 ????????????E?E??????????????????????????????????? ??????????!???????????????!?E????????????????????? ??p V T 13 k P a M P a , ???????????????????????????????????????????????? ??!?????????????????????????????????????, ?????? 13 ?? ?????????????? 17%!? 56% E???????!?????????????: ???? ????????????????????????????????????*?E?????????!? ???: *???E???; ????????????; ????????????; ????() , 1??????????????????????????????*/??!? dU = T dS - p dV ?????????????????? ?????? ??E?, ??????????V 9U9S( )= T- p.29V9VTT ?????: A?????: 642. 11O 99Sp() =2, ?????? ??????????M axw e ll 9V9TTV() ? ? ? ?: 100020054 20000620004202 9U9p( )= T- p.399VTTV 1, 4 ????????????*???E???, ??E??????????????? *???E?????????????????!?22p V T ????????, ?? 9V 9V mm 99TTp9p-1p== -=,99?99V V V TTVmmm??????????????????????????????!? ????????9V m9p9 ppt 关于艾滋病ppt课件精益管理ppt下载地图下载ppt可编辑假如ppt教学课件下载triz基础知识ppt T????, ?????????????????? ?????????????? ?????????????????????? !???????????????, ????????????????????, ????????????!??????? !? , ??????????????????????????, ?? ???? ?????????????????????????????????!??????????????????!?C p , m CV , m R C p , m, ???????? CV , mC p , m ???????????????????????????????????? ?????!????, ???????? ??*??E?????????????? ?? 22E????????!, ?????????????? ???? ??E?E?!? ?????? 13 ???????? , ???? ?? ?? ????????, ??????*/??????E???!?????????????!? ????????????*???E????????????? CV , m CV , m p V T C p , m CV , m CV , m CV , m C p , m ()4 ????:????????????????,m ??????????!? ????V ? () () 4?????? 3, ?? 9V mT9Tp9U()=- 5p.9V?VTm 2, 3????????*???E??? 1???? ?? ??????R T V p , m , m cCC ?27 ) T (()r 1 -V =exp - a 1 +6m cp p , m V , m????????????*?????????????, ?? C ?? C ????: ?? E?????????????????????????????;c c T p E??????????? r ?? ?? ?? ?? ??, ?? r = ?c; = 1. 231 0 +T T T T a () 0. 877 7 6, ????????*?!? ???? ?? ??E?, ??T ?? 9V m????????: 19992062082?72R )(r = exp -a 1 +1 - T 7p c9T() () p1946 , , : , */???????????? ?????? ???????????? - 5?7- 1 ( ()ra 1 -7= 0. 940 ,) ?GP aT . - - 11() () () = 123. 01 rr.???? 6??7?????? 5, ????????C p , m JK m o l ?? 2T a r 9U( )=p.8-?57 ) (r 9V7?1 -TT T 298. 2T === 0. 501 7,r T594. 4() () c????????????????????????!? ???? 8??7?????? () 1, ??????a = 1. 231 0 + 0. 877 7 ?= 1. 497 2. 2() ???? 8, ????????4R T ar !?C=C -V , m p , m 10?7( r49?c p1 -T) 2T ar 9 U=- p = 375. 40 M P a.5?7?27 ()9V7?1 -T rT() 1 - T () rexp - a 1 +9 () ???? 9????????????????????????????????????????!? 24R T a r!?C=C -V , m p , m 2107?( r49?c 1 -p T) ?????????? ??????V , m C?27 () T exp - a 1 +1 - r ??????????????, ???? 25 !???101. 325 ?? ???????? !??????????????????????????????? k P a CV , m??*???:- 1 - 198. 12 J r K r m o l.= 594. 4 ,T c K ???? ???????? , ????????????????p , m V , m C C= 5. 786 ,p c M P aC - Cp , m V , m24. 90? ==25. 38%.== 0. 303 3;?C98. 12 V , m ??25 !???101. 325 ??,k P a??????E?E??????? 13 ???????? 25 !???101. 325 () ???? ?, ?? , ?????????? 1!?T V , m U V Ck P a ?99 ? 1 13 ????????????? C Cp ( ) p , mV , m ?9?9cU V T????T r?100!??- 1- 1- 1- 1- 1GP aJrK rm o lJrK rm o lM P aGP a 0. 303 30. 501 75. 7860. 940123. 010. 375 4098. 1225. 38 0. 165 90. 526 93. 1411. 185123. 010. 298 3978. 9655. 79 0. 194 50. 586 94. 7011. 239126. 360. 356 6286. 9949. 29 0. 088 60. 530 54. 8940. 967135. 560. 319 699. 4436. 32????0. 021 00. 540 27. 9030. 94376. 150. 356 1051. 5947. 61???????? ????0. 081 30. 535 94. 5601. 067132. 630. 323 3096. 3637. 64??0. 173 90. 577 76. 3831. 155111. 460. 365 9081. 8136. 24???????? ???????? ????0. 119 10. 639 03. 6381. 978268. 610. 255 12223. 9419. 95????0. 114 60. 587 72. 9691. 606194. 970. 262 06145. 5833. 93???? ?*?? ???? ?*?? ??0. 255 60. 581 78. 0961. 25281. 590. 359 9460. 0935. 78 0. 145 40. 524 32. 4821. 198253. 970. 169 78199. 2827. 64 0. 118 50. 504 04. 1140. 928156. 060. 341 73117. 6932. 60 0. 255 80. 460 722. 0480. 45775. 300. 651 5364. 3617. 003 ?????? 100 ??????!???????????????????????M P a ( ) ) () ( ?? ????1, ???? ??, ??????!, ???????? ?????? ??????? ?? ???????????? ??????!?9V m 9T p 9U 9V T CV , m C p , m ????E????????? ( ( ) ) ????????????????????*???E??? ???? 6?? ????????????????????????????E???, ?????????? ?????!???? 13 ????????E?????????????!????????? ??????, ????E?????????, ??????????????, ?????? ??????????????????!? ?? 1 ???????????????/: ) ????????!????? ?????? , ?????? 13 ?????? ??????*??!???? 17% , *??????? 56% !?????, ?????? ??*?E????????!??;1???????????????????????????????????? C p , m CV , m C p , m CV , m [ ???? ]Ref eren ce s1()M . ] ??????. ???????? ????: ??????????????,) 2??????????????!??????!???? 13 ??????, ?? 1995. ( )Zh u W en tao. P hy sica l C hem ist ry M . B e ijing: T singh ua U n ive r sity P re ss, 1995. in C h ine se ()??*??? 32 ?? ()?? ?? ?? ?? ?? ?? *? ?? ?? ?? ??()2000, 40 632 3]Gu rup ra sad K , R eddy B , M o dhu suda W P. ()?????? 5 ??() Co r re la t io n be tw een stab ility o f a p ro te in and it s d ip ep t ide com po sit io n J . P ro E ng in , 1990, 4 2: 155 161. ??????. ??????????????*???E???J . ??????????2] a iro ch A , A pw e ile r R. N ew advance in EM BL4]B () 1: 11 ????, 1985, 6 13.p ro te in sequence da taba se J .N ucle ic A c id R e s, 1999, 27: 49 54.T o ng J ing shan. A g iven equa t io n o f sta te fo r liqu id s () J . J o f E ng inee r ing T h e rm op h y sics, 1985, 6 1: r C , Sch ne ide r R. N ewm e tho d to com p a re5]Sande ( )11 13. in C h ine sem u lt ip le p ro te in sequence s J .P ro te in s, 1991, 9: ?????E. ??????????M . ????:3]56 58.??????, ??????,N eed lem an S B , W un sch C D. M a th em a t ics ba sic fo r6]1995.??????????????, T o ng J ing sh an ,sequence a lignm en t J . J M o l B io l, 1970, 48: 443Gao Guanghua, L iu Yup in.453.C h em ica l E ng inee r ingT h e rm o dynam ic sM . eng D F , D oo lit t le R F. M e tho d fo r m u lt isequence7]F( in e ijing: T singhua U n ive r sity P re ss, 1995.Ba lignm en t J . J M o l E vo l, 1987, 25: 351 360.)C h ine se8]H am e r H. M e ta llo th io ne in J . A nn R ev B io chem ,M cG la sh an M L. C hem ica l T he rm o dynam ic s M .4]1986, 55: 913 951.L o ndo n: A cadem ic P re ss, 1979.9]M a rgo sh e s M , V a lee B L. A cadm ium p ro te in f rom equ ine k idney co r tex J . J A m C h em So c,1957, 79: 4813 4814. In terna l pre ssure an d m o la r hea t Cha ra c ter iza t ion of pr im a ry pac ity a t con stan t vo lum e f or l iqu id sca ture of r ice r icM Tstruc ZHU W e n ta o , Q IU X inp ingLU D un , L IU J iny ua n ()D ep a r tm en t o f C h em ist ry, T singh ua U n ive r sity, B e ijing 100084, Ch ina( In st itu te o f L ife Science and E ng inee r ing, )T singhua U n ive r sity, B e ijing 100084, Ch ina ()h I bstrac t: S tab ility p red ic t io n , iso e lec t r ic po inp t andAA bstrac t: T h e th e rm o dynam ic equa t io n o f sta te and ahom o lo gy ana ly sis w e re u sed to ana lyze the p r im a ryp 2V 2T equa t io n fo r liqu id s w e re u sed to deve lop im p ro ved m e tho d s fo r ca lcu la t ing the in te rna l p re ssu re and th e m o la rst ruc tu re o f r ice r icM T , acco rd ing to it s am ino ac idh ea t cap ac ity a t co n stan t vo lum e o f liqu id s.In te rna lsequence.S tab ility p red ict io n and p h ind ica ted tha t r icM TI is an un stab le acid ic p ro te in. A sea rch o f th e EM BL p ro te in sequence da taba se u sing th e r icM T sequence lo ca ted m o re th an 50 hom o lo go u s sequence s in d iffe ren t typ e s o f M T. Tw o 2sequence a lignm en t and am ino acid com po sit io n p a t te rn ana ly sis w e re u sed to c la ssify r icM T a s a p lan t m e ta llo th io ne in 2like p ro te in. M u lt ip le sequence a lignm en t ana ly sis o f the sequence s o f a ll p lan t m e ta llo th io ne in 2lik e p ro te in s cu r ren t ly know n sugge sted th a t r icM T ha s th e fo llow ing ga ined cha racte r ist ics: p ep t ide leng th ave rage s 71 am ino ac id re sidue s, un ique am ino ac id com po sit io n p a t te rn d iffe ren t f rom m amm a lian M T and a th ree2sect io n m o de l com po sed o f tw o cy ste ine r ich dom a in s in the te rm in i and ap re ssu re and m o la r hea t cap acity a t co n stan t vo lum e w e re ca lcu la ted fo r 13 k ind s o f liqu id s a t 25 !? and 101. 325 kP a sp ace r w ith 30!? 40 am ino ac id re sidue s in the cen te r o f th einc lud ing po la r liqu id s, no n 2po la r liqu id s and a sso c ia t ive liqu id s. T he ca lcu la ted m o la r h ea t cap acity a t co n stan t vo lum e is show n to be m uch d iffe ren t than th a t a t co n stan t p re ssu re. R ep lac ing th e liqu id m o la r h ea t cap ac ity a t co n stan t vo lum e by it s m o la r h ea t cap ac ity a t co n stan t p re ssu re cau se s a re la t ive e r ro r f rom 17% to 56%. T h e re su lt s show tha t th e m o la r h ea t cap acity a t co n stan t vo lum e sho u ld no t be rep laced by tha t a t co n stan t p re ssu re fo r liqu id s. T h e la rge in te rna l p re ssu re o f liqu id s, o f the o rde r o f 100 M P a, cau se s th e co n side rab le d iffe rence be tw een th e tw o m o la r h ea t cap ac it ie s.m o lecu le.Key words: equa t io n o f sta te; m o la r hea t cap ac ity a t co n stan t vo lum e; m o la r h ea t cap ac ity a t co n stan t p re ssu re; in te rna l p re ssu re Key words: m e ta llo th io ne in; p r im a ry st ruc tu re; a lignm en t; iso e lec t r ic po in t