Znn3bq.jpeg
ÉÇÍ·´óѧº£Ñó¿ÆÑ§½ÓÊܵ÷¼Á
²é¿´: 1517  |  »Ø¸´: 10
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

Ìì¿ÕÓðÐÇ¿Õ

гæ (СÓÐÃûÆø)

[ÇóÖú] ÎïÀí»¯Ñ§ ÒÑÓÐ2È˲ÎÓë

ÇâÆøºÍÑõÆøÔÚ¾øÈÈ¸ÖÆ¿ÖÐÉú³ÉË®µÄÕâÒ»¹ý³ÌÖÐ( )
A.ìØ±ä=0                  B.ÄÚÄܱ仯=0
C.êϱä=0                  D.¼ª²¼Ë¹×ÔÓÉÄܱ仯=0

·¢×ÔСľ³æAndroid¿Í»§¶Ë
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÄäÃû

Óû§×¢Ïú (СÓÐÃûÆø)

¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Ìì¿ÕÓðÐÇ¿Õ: ½ð±Ò+3, ¡ï¡ï¡ïºÜÓаïÖú 2015-11-23 17:22:40
±¾Ìû½öÂ¥Ö÷¿É¼û
3Â¥2015-11-23 14:31:08
ÒÑÔÄ   ÉêÇëICEPI   »Ø¸´´ËÂ¥   ±à¼­   ²é¿´ÎÒµÄÖ÷Ò³
²é¿´È«²¿ 11 ¸ö»Ø´ð

¹ÈÖÐÃ÷

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
±ùµã½µÎÂ: ½ð±Ò+1, лл»ØÌû£¬ÐÁ¿àÀ²£¡ 2015-11-23 14:19:50
Ìì¿ÕÓðÐÇ¿Õ: ½ð±Ò+2, ¡ï¡ï¡ïºÜÓаïÖú 2015-11-23 17:22:08
Ñ¡B¡£¾øÈÈQ=0£¬¸ÖÆ¿¶¨ÈÝW=0£¬ËùÒÔ¦¤U=0£¬¦¤S>0
2Â¥2015-11-23 14:13:46
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhoukun1020

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
3Â¥: Originally posted by ºÎФ°× at 2015-11-23 14:31:08
ÕâÑù×ö¡£Äã¿´Ò»ÏÂ

ÄãºÃ!ÄÜ·ñ°ïæ½âÒ»ÏÂÕâ¸öÌ⣺ÔÚ100kPaºÍ373KÏ£¬°Ñ1molË®ÕôÆø¿ÉÄæÑ¹ËõΪҺÌå¡£¼ÆËã¸Ã¹ý³ÌµÄQ¡¢W¡¢¡÷U¡¢¡÷H¡¢¡÷GºÍ¡÷S¡£ÒÑÖªÔÚ100kPaºÍ373KÏ£¬Ë®µÄĦ¶ûÆø»¯ìÊΪ40.68kJ*mol^-1,ÆøÌå¿ÉÒÔ×÷ΪÀíÏëÆøÌå´¦Àí£¬ºöÂÔÒºÌåµÄÌå»ý¡£
СµÜÔÚ´ËÏÈÐÐл¹ýÀ²£¡
4Â¥2015-11-23 14:46:01
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhoukun1020

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
2Â¥: Originally posted by ¹ÈÖÐÃ÷ at 2015-11-23 14:13:46
Ñ¡B¡£¾øÈÈQ=0£¬¸ÖÆ¿¶¨ÈÝW=0£¬ËùÒÔ¦¤U=0£¬¦¤S>0

ÔÚ100kPaºÍ373KÏ£¬°Ñ1molË®ÕôÆø¿ÉÄæÑ¹ËõΪҺÌå¡£¼ÆËã¸Ã¹ý³ÌµÄQ¡¢W¡¢¡÷U¡¢¡÷H¡¢¡÷GºÍ¡÷S¡£ÒÑÖªÔÚ100kPaºÍ373KÏ£¬Ë®µÄĦ¶ûÆø»¯ìÊΪ40.68kJ*mol^-1,ÆøÌå¿ÉÒÔ×÷ΪÀíÏëÆøÌå´¦Àí£¬ºöÂÔÒºÌåµÄÌå»ý¡£
ÄãºÃÄܲ»Äܰïæ½â´ðÒ»ÏÂÕâ¸öÌ⣬ллÀ²£¡
5Â¥2015-11-23 14:46:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖÐũҵ071010£¬320Çóµ÷¼Á +9 À§À§À§À§À¤À¤ 2026-04-14 10/500 2026-04-15 10:21 by à³ÑÆÜøÏã
[¿¼ÑÐ] 271Çóµ÷¼Á +30 2261744733 2026-04-11 30/1500 2026-04-15 06:13 by åÐÒ£ÈýÀÉ
[¿¼ÑÐ] 291·Öµ÷¼Á +8 Éϰ¶Ð¡Ó¨¼ÓÓÍ 2026-04-09 9/450 2026-04-15 00:41 by zzzggc
[¿¼ÑÐ] ²ÄÁÏ299ר˶Çóµ÷¼Á +16 +21 2026-04-09 16/800 2026-04-14 17:06 by jiangguiquan11
[¿¼ÑÐ] 271Çóµ÷¼Á +35 2261744733 2026-04-11 41/2050 2026-04-14 15:36 by zs92450
[¿¼ÑÐ] 085600²ÄÁÏÓ뻯¹¤349·ÖÇóµ÷¼Á +16 Àîľ×Ó°¡¹þ¹þ 2026-04-12 17/850 2026-04-14 09:11 by fenglj492
[¿¼ÑÐ] Çóµ÷¼Á +3 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 3/150 2026-04-14 01:00 by Íõ¬Bè±
[¿¼ÑÐ] 293Çóµ÷¼Á +16 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 18/900 2026-04-13 21:47 by ѧԱJpLReM
[¿¼ÑÐ] 290Çóµ÷¼Á +18 ¿Â»´È» 2026-04-12 20/1000 2026-04-13 12:56 by cyh¡ª315
[¿¼ÑÐ] ÉúÎïѧµ÷¼Á£¬Ò»Ö¾Ô¸Î÷ÄÏ´óѧ348£¬TopÆÚ¿¯Ò»Çø¶þ×÷¡¢¶þÇøÈý×÷£¬ÈýµÈ½±Ñ§½ðÈý´Î +5 candyyyi 2026-04-09 5/250 2026-04-13 09:02 by ¿Éµ­²»¿ÉÍü
[¿¼ÑÐ] 0831ÉúÒ½¹¤µÚÒ»ÂÖµ÷¼Áʧ°ÜÇóÖú +12 СÐÜî£î£_s 2026-04-11 16/800 2026-04-12 16:28 by îÚè±
[¿¼ÑÐ] Çóµ÷¼Á +16 ÕÅ·¬ÇѲ»³´µ° 2026-04-10 17/850 2026-04-12 13:58 by °¾Ò¹³É£¡
[¿¼ÑÐ] Çóµ÷¼Á£¬262»úеר˶ +8 àÅyyl 2026-04-08 8/400 2026-04-12 02:31 by Çï¶¹²ËÑ¿
[¿¼ÑÐ] 070300»¯Ñ§279Çóµ÷¼Á +19 ¹þ¹þ¹þ^_^ 2026-04-08 20/1000 2026-04-11 20:43 by stoner78
[¿¼ÑÐ] 283Çóµ÷¼Á +22 ÄǸöàà×Ó 2026-04-09 22/1100 2026-04-11 10:41 by ÄæË®³Ë·ç
[¿¼ÑÐ] 298Çóµ÷¼Á +13 ¶¤¶£ß˶¬¹Ï 2026-04-09 13/650 2026-04-10 15:49 by jiajinhpu
[¿¼ÑÐ] 344Çóµ÷¼Á +7 ؼ·çѩҹ¹éÈËØ¼ 2026-04-09 7/350 2026-04-10 12:05 by pengliang8036
[¿¼ÑÐ] µ÷¼ÁÉêÇë086000Ò»Ö¾Ô¸Î÷±±Å©ÁֿƼ¼´óѧÉúÎïÓëÒ½Ò©320·Ö-±¾¿ÆÆë³¹¤Òµ´óѧ +3 ÃÀÃÀŮʿ 2026-04-09 3/150 2026-04-10 10:31 by liuhuiying09
[¿¼ÑÐ] ¿¼Ñе÷¼Á-²ÄÁÏÀà-284 +28 Ïë»»ÊÖ»ú²»Ïë½âÊ 2026-04-08 28/1400 2026-04-09 20:08 by µ¹Êý321?
[¿¼ÑÐ] ¶þ´Îµ÷¼ÁÇóÀÏʦÊÕÁô +3 ЦЦԬ 2026-04-08 3/150 2026-04-08 23:50 by ×íÔÚ·çÀï
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û