Znn3bq.jpeg
²é¿´: 444  |  »Ø¸´: 2

ÅîÀ³µî

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] Á×ËỺ³åÈÜÒºµÄÖÆ±¸ ÒÑÓÐ2È˲ÎÓë

ÎÒÏëÅä500mlµÄ0.1mol/L£¬ PH=7.0µÄÁ×ËỺ³åÈÜÒº£¬Ó¦¸ÃÈçºÎÅ䣿ÊDz»ÊÇÓÐÂòÄÇÒ»ÖÖÁ×ËáÑλº³åÈÜÒº°ü£¬ÀïÃæÓÐÁ×ËáÑεȣ¬ÄãÖ»ÐèÒª°ÑËûÈܽ⣬¶¨ÈݾͿÉÒԵĻº³åÒº°ü£¿¼±Óã¡£¡£¡
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

liwentao2010

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ɽÌÎ

ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Â¥Ö÷ÈôÊÇÓÃÓÚpH¼Æ½ÃÕýÓ㬽¨Ò鹺ÂòÏàÓ¦µÄ²ÄÁϰü¡£ÈôÊÇÓÃÓÚ»¯Ñ§ÊµÑ飬±£³ÖÎȶ¨µÄpH£¬¿ÉÒÔ×Ô¼ºÅäÖ㬴ó¸ÅÈçÏ£ºÏÈÅäÖÃ500ml 0.1mol/LÁ×ËáÈÜÒº£¬ÔÙÓøßŨ¶ÈµÄNaOHµ÷½ÚpHÖÁ7.0£¬Ö±µ½pHÎȶ¨¡£»òÕßÕÒµ½Á×Ëá·Ö×ÓÓëpH·Ö²¼Í¼£¬¸ù¾ÝÐèÒªÁ¿À´ÅäÖá£
¼ÓÓÍ£¡
2Â¥2014-11-03 16:35:31
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

archbishop

½û³æ (Ö°Òµ×÷¼Ò)

ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÅîÀ³µî: ½ð±Ò+5 2014-11-04 09:29:26
Á×ËỺ³åÈÜÒºµÄÖÆ±¸

ÅäÒ»¸ö6.8µÄ£¬ÓÃÇâÑõ»¯ÄÆ»òÕßÇâÑõ»¯¼Øµ÷µ½7.0
ë…Ä»µÍ´¹Ó³¹ð×Ó£¬½­ÔÂÁô°×†–ÁøÐÄ¡£
3Â¥2014-11-03 16:37:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ ÅîÀ³µî µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ҩѧÇóµ÷¼Á +12 à¶¹þ¼ÓÓÍ 2026-04-14 14/700 2026-04-15 23:49 by ³ÂƤƤ
[¿¼ÑÐ] 291 Çóµ÷¼Á +40 »¯¹¤2026½ì±ÏÒµÉ 2026-04-09 41/2050 2026-04-15 21:54 by noqvsozv
[¿¼ÑÐ] ¿ÒÇëÓÐѧУÊÕÁô +5 ¿Â»´È» 2026-04-12 5/250 2026-04-15 21:49 by noqvsozv
[¿¼ÑÐ] 294Çóµ÷¼Á +8 µ­È»654321 2026-04-15 8/400 2026-04-15 21:47 by lbsjt
[¿¼ÑÐ] 085404 22408 309·ÖÇóµ÷¼Á +9 lzmk 2026-04-14 10/500 2026-04-15 20:02 by ѧԱJpLReM
[¿¼ÑÐ] 305Çóµ÷¼Á +8 Â꿨°Í¿¨boom 2026-04-11 8/400 2026-04-14 09:04 by pengliang8036
[¿¼ÑÐ] ÉúÎïѧµ÷¼Á +11 СȽҪŬÁ¦ 2026-04-10 13/650 2026-04-13 11:46 by µç»¯Ñ§¼°´ß»¯
[¿¼ÑÐ] 344 ²ÄÁÏרҵ Çóµ÷¼Á211 ÎÞµØÓòÒªÇó +8 hualkop 2026-04-11 8/400 2026-04-12 22:24 by fqwang
[˶²©¼ÒÔ°] ÐÂÒ»´úµç×ÓÐÅÏ¢294Çóµ÷¼Á ²»ÌôѧУ +7 Ytyt11 2026-04-09 8/400 2026-04-12 16:57 by ajpv·çÀ×
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷±±¹¤Òµ´óѧ289 085602 +33 yangæÃ 2026-04-10 34/1700 2026-04-12 08:11 by Art1977
[¿¼ÑÐ] 280Çóµ÷¼Á +13 wzzzÍõ 2026-04-09 13/650 2026-04-12 00:31 by ÓÂÅʸ߷å0126
[¿¼ÑÐ] 284Çóµ÷¼Á +11 archer.. 2026-04-09 12/600 2026-04-11 20:23 by À¶ÔÆË¼Óê
[¿¼ÑÐ] µ÷¼Á +5 ÎĵÀÐÇ̨ 2026-04-11 5/250 2026-04-11 15:01 by ¿­¿­Òª±ä˧
[¿¼ÑÐ] 087100³õÊÔ311Çóµ÷¼Á +4 ÈÎÑÅÇÙ 2026-04-09 4/200 2026-04-11 10:33 by zhq0425
[¿¼ÑÐ] 311Çóµ÷¼Á +13 xypÏë¶ÁÊé 2026-04-10 14/700 2026-04-11 09:41 by Öí»á·É
[¿¼ÑÐ] 282£¬Çóµ÷¼Á +12 jggshjkkm 2026-04-09 14/700 2026-04-11 09:39 by Öí»á·É
[¿¼ÑÐ] 22408 366·Ö£¬±¾¿Æ211£¬Ò»Ö¾Ô¸Î÷¹¤´ó +4 Rubt 2026-04-09 4/200 2026-04-10 19:51 by chemisry
[¿¼ÑÐ] 301Çóµ÷¼Á +5 149. 2026-04-10 5/250 2026-04-10 15:45 by ²ñС°×
[¿¼ÑÐ] Ò»Ö¾Ô¸»¦9£¬326ÉúÎïѧÇóÏà¹Ø×¨Òµµ÷¼Á +4 Áõīī 2026-04-09 4/200 2026-04-10 12:07 by pengliang8036
[¿¼ÑÐ] 348Çóµ÷¼Á +3 candyyyi 2026-04-09 3/150 2026-04-09 17:20 by ¶ÎΰÑÞ
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û