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111222000

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×î½ü¿´ÎÄÏ×ÉÏ˵»ùÓÚG2»òCBS-Q½èÖúÔ­×Ó»¯·´Ó¦Çó±ê×¼Éú³Éº«¡£Çó½ÌÊDz»ÊÇÖ±½ÓÓÃG2»òÕßCBS-Q×ö¹Ø¼ü´Ê?ÎÒËãÁËһϼ×ÍéµÄ£¬Êä³öÈçÏÂ

Temperature=              298.150000 Pressure=                      1.000000
E(ZPE)=                     0.042658 E(Thermal)=                    0.045529
E(QCISD(T))=              -40.405888 E(Empiric)=                   -0.024560
DE(Plus)=                  -0.000303 DE(2DF)=                      -0.019637
G1(0 K)=                  -40.407731 G1 Energy=                   -40.404859
G1 Enthalpy=              -40.403915 G1 Free Energy=              -40.425030
E(Delta-G2)=               -0.007721 E(G2-Empiric)=                 0.004560
G2(0 K)=                  -40.410891 G2 Energy=                   -40.408020
G2 Enthalpy=              -40.407075 G2 Free Energy=              -40.428191
DE(MP2)=                   -0.026434
G2MP2(0 K)=               -40.409664 G2MP2 Energy=                -40.406793
G2MP2 Enthalpy=           -40.405849 G2MP2 Free Energy=           -40.426964
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[ Last edited by 111222000 on 2012-7-9 at 10:16 ]
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111222000

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ÒýÓûØÌû:
7Â¥: Originally posted by wangth0921 at 2012-07-12 06:49:39
¼×Í飺G2 Enthalpy=  G2(CH4)=            -40.407075
C-Ô­×Ó£ºG2 Enthalpy = G2(C) = CG2  (Òª×Ô¼ºË㣩+ E(SO) (²éG2»òG3ԭʼÎÄÏ׵õ½)
H-Ô­×Ó£ºG2 Enthalpy = G2(H)  (Òª×Ô¼ºË㣩

¼ÆËãCH4 --> C + 4HµÄìÊ ...

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10Â¥2012-07-12 12:23:35
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Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
gmy1990: ½ð±Ò+1 2012-07-09 15:08:16
G2(0 K)=                  -40.410891      ¾ÍÊÇÄãµÄE0£¬Ò²¾ÍÊÇHF¡£
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2Â¥2012-07-09 13:13:00
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111222000

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ÒýÓûØÌû:
2Â¥: Originally posted by ·ÉÐÐÄñ at 2012-07-09 13:13:00
G2(0 K)=                  -40.410891      ¾ÍÊÇÄãµÄE0£¬Ò²¾ÍÊÇHF¡£

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3Â¥2012-07-09 14:04:51
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chiweijie

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4Â¥2012-07-09 20:34:04
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111222000

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ÒýÓûØÌû:
4Â¥: Originally posted by chiweijie at 2012-07-09 20:34:04
ÓÐÒ»Ì×¹«Ê½µÄ

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5Â¥2012-07-09 22:15:15
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mscic

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Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
ÒýÓûØÌû:
5Â¥: Originally posted by 111222000 at 2012-07-09 22:15:15
ÄÜ·ñÖ¸½Ìһϣ¬ÊÇʲôÑùµÄ¹«Ê½£¿£¿...

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6Â¥2012-07-11 21:40:48
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wangth0921

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¡ï
Сľ³æ: ½ð±Ò+0.5, ¸ø¸öºì°ü£¬Ð»Ð»»ØÌû
¼×Í飺G2 Enthalpy=  G2(CH4)=            -40.407075
C-Ô­×Ó£ºG2 Enthalpy = G2(C) = CG2  (Òª×Ô¼ºË㣩+ E(SO) (²éG2»òG3ԭʼÎÄÏ׵õ½)
H-Ô­×Ó£ºG2 Enthalpy = G2(H)  (Òª×Ô¼ºË㣩

¼ÆËãCH4 --> C + 4HµÄìʱ䣺DH(G2) = 4*G2(H) + G2(C) - G2(CH4)£¬×Ô¼º°ÑHartreeת»»ÎªkJ/mol or kcal/mol.

²é±íµÃµ½H-Ô­×ÓºÍC-Ô­×ÓµÄʵÑé±ê×¼Éú³ÉìÊDH(H,Expt), DH(C,Expt)£¬²¢Ô¼¶¨·´Ó¦ìʱäʵÑéÖµÓë¼ÆËãÖµÏàµÈ DH(Expt) = DH(G2)£¬Ôò£º
4*DH(H,Expt) + DH(C,Expt) - DH(CH4,Predicted) = DH(G2)
µÃµ½DH(CH4,Predicted) ¡£

ÓÃG3£¬G4£¬»òCBS-Q£¬CBS-QB3ʱ¼ÆËãÀàËÆ¡£
7Â¥2012-07-12 06:49:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

111222000

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ÒýÓûØÌû:
6Â¥: Originally posted by mscic at 2012-07-11 21:40:48
¾ÍÊǶԸ÷²½¼ÆËãµÄ½á¹û¼Ó¼Ó¼õ¼õ&

²»Ïë×Ô¼º¼Ó¼Ó¼õ¼õ¾Í¿ÉÒÔÖ±½ÓÓùؼü´Ê£¬¿´°ïÖúÎļþÖеĹؼü´Ê¾ÍÖªµÀÁË

GnϵÁеÄÏÖÔÚÓõÄÊÇG4Á˰ɣ¬G2ÊǺÜÔçÒÔǰµÄÁË
CBS-QµÄÒ²ÓÐеģ¬Ò»°ã¿ÉÒÔÖ±½ÓдCBS-QB3¡£

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8Â¥2012-07-12 10:50:32
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

111222000

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
7Â¥: Originally posted by wangth0921 at 2012-07-12 06:49:39
¼×Í飺G2 Enthalpy=  G2(CH4)=            -40.407075
C-Ô­×Ó£ºG2 Enthalpy = G2(C) = CG2  (Òª×Ô¼ºË㣩+ E(SO) (²éG2»òG3ԭʼÎÄÏ׵õ½)
H-Ô­×Ó£ºG2 Enthalpy = G2(H)  (Òª×Ô¼ºË㣩

¼ÆËãCH4 --> C + 4HµÄìÊ ...

ºÜÏêϸ£¬Ð»Ð»ÄãµÄ°ïÖú°¡¡£¡£¡£¡£¡£¡£»¹ÓР Çë½ÌÄãÓùýµÈ¼ü·´Ó¦Âð£¿

[ Last edited by 111222000 on 2012-7-12 at 12:08 ]
9Â¥2012-07-12 10:53:16
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
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