²é¿´: 2197  |  »Ø¸´: 6
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

hzhiding

Ìú¸Ëľ³æ (ÕýʽдÊÖ)

[½»Á÷] ¡¾ÇóÖú¡¿ÏõËáÌúÈÜÒºµÄÅäÖÆÎÊÌâ

ÓÃFe(NO3)3.9H2OÅäÖÆ250ºÁÉý0.1mol/LµÄÏõËáÌúÈÜҺʱ,ΪÁË·Àֹˮ½â£¬ÎÒ¼ÓÁË2.5mlµÄŨÏõËᣬ½á¹û·¢ÏÖÈÜÒºÑÕÉ«ÓÉ»ÆÉ«ÎªÎÞÉ«¡£ÇëÎÊ£¬ÕâÊÇʲôԭÒò£¿
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÌÀÌÀÅÝ·¹

ľ³æ (ÖøÃûдÊÖ)

ºöºö¼Ò×åºöºöÆ®

¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
heavence007(½ð±Ò+1,VIP+0):ллӦÖú 9-10 00:31
Ã²ËÆ·Àֹˮ½âÒª¼ÓÈëÏ¡µÄÏõËá
²»ÒªÅÊ£¬²»Òª±È£¬²»Òª×Ô¼ºÆø×Ô¼º£¡ ºöºö~~~~~~~~~~~~~~~
2Â¥2009-09-09 16:26:22
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

huyc1970

½ð³æ (ÕýʽдÊÖ)

¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
heavence007(½ð±Ò+1,VIP+0):ллӦÖú 9-10 00:32
Fe(NO3)3ÈÜÒºµÄÑÕÉ«±¾À´¾ÍÓ¦¸ÃÊÇÎÞÉ«µÄ£¡²»ÒªÈÏΪFe3+ÈÜÒº¾üΪ»ÆÑÕÉ«£¬Ö»ÓÐÎÒÃdz£ÓõÄFeCl3Ë®ÈÜÒº²ÅÊÇ»ÆÑÕÉ«µÄ£¡
3Â¥2009-09-09 23:51:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jacky1986

ÖÁ×ðľ³æ (ÖøÃûдÊÖ)

¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
heavence007(½ð±Ò+1,VIP+0):ллӦÖú 9-10 00:32
Â¥Ö÷È·¶¨±ä³ÉÎÞÉ«ÁË£¿ÏõËáÌúȷʵӦ¸ÃÊÇר»ÆÉ«£¬¼ÓÈëŨÏõËáºó²»Ó¦¸ÃÓÐʲôÆäËûµÄ»¯Ñ§±ä»¯¡£
4Â¥2009-09-10 00:09:49
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

·Æ·ÆÓêÌì¿Õ

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
ÓпÉÄÜÄã·´Ó¦Æ÷ÀïÃæÓÐÔÓÖÊ£¬²Åµ¼Öµķ´Ó¦£¬ÀíÂÛÉÏÓ¦¸Ãû±ä»¯µÄ°É¡£
5Â¥2009-09-19 10:32:17
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

³Âç÷·½

½ð³æ (ÕýʽдÊÖ)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
Èý¼ÛÌúÀë×ÓÊÇÓÐÑÕÉ«µÄ£¬¼ÓÈëÏõËá±äɫӦÊôÒì³£¡£
ѰÃΣ¬³ÅÒ»Ö§³¤¸Ý£¬ÔÚδÀ´Î´À´µÄδÀ´£¬ÔÙ±ðÔÙ±ð¿µÇÅ¡£
6Â¥2009-09-19 17:20:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhongqiu52

½ð³æ (СÓÐÃûÆø)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
µ«ÊÇÓÉÓÚÔÚͨ³£pHÌõ¼þÏ£¬Ë®ºÏFe3+Àë×Ó¼«Ò×Ë®½â£¬²¿·ÖË®½âµÄ²úÎïFe(OH)2+µÈôÇ»¯ÎïºÍôÇÑõ»¯ÎïÖУ¬OH-ºÍO2-×÷ΪÅäÌ壬ÆäÅäλ³¡Ð§Ó¦·Ç³£Ç¿£¬Ê¹µÃFe3+µÄ3dÄܼ¶·¢Éú¸Ä±ä£¬³Ê»ÆÉ«ºÍ»ÆºÖÉ«£¬Ò²Ê¹µÃÈÜÒº³ÊÏÖ»ÆÉ«£¬¼ÓÈëÏõËáÒԺ󣬽µµÍÁËÌúÀë×ÓµÄË®½â×÷Óã¬ÈÜÒº±äΪÎÞÉ«¡£
7Â¥2009-09-19 18:23:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ hzhiding µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 294Çóµ÷¼Á²ÄÁÏÓ뻯¹¤×¨Ë¶ +13 ݤÎÉ­ÁÖ 2026-03-18 13/650 2026-03-19 19:41 by maocaozhuxi
[¿¼ÑÐ] 288Çóµ÷¼Á +14 ÓÚº£º£º£º£ 2026-03-19 14/700 2026-03-19 19:40 by maocaozhuxi
[¿¼ÑÐ] Ò»Ö¾Ô¸Öйúº£Ñó´óѧ£¬ÉúÎïѧ£¬301·Ö£¬Çóµ÷¼Á +5 1ËïÎò¿Õ 2026-03-17 5/250 2026-03-19 18:03 by zcl123
[¿¼ÑÐ] 321Çóµ÷¼Á +8 ºÎÈó²É123 2026-03-18 10/500 2026-03-19 16:46 by ºÎÈó²É123
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©»¯¹¤´óѧ0703»¯Ñ§318·Ö£¬ÓпÆÑо­Àú£¬Çóµ÷¼Á +3 һƿ±½¼×Ëá 2026-03-14 3/150 2026-03-19 15:17 by ¾¡Ë´Ò¢1
[¿¼ÑÐ] 286Çóµ÷¼Á +6 lemonzzn 2026-03-16 10/500 2026-03-19 14:31 by lemonzzn
[¿¼ÑÐ] Ò»Ö¾Ô¸¸£´ó288Óлú»¯Ñ§£¬Çóµ÷¼Á +3 Сľ³æ200408204 2026-03-18 3/150 2026-03-19 13:31 by houyaoxu
[½Ìʦ֮¼Ò] ½¹ÂÇ +9 Ë®±ùÔÂÔÂÒ°Íà 2026-03-13 13/650 2026-03-19 09:50 by otani
[¿¼ÑÐ] ²ÄÁϹ¤³Ìר˶µ÷¼Á +5 204818@lcx 2026-03-17 6/300 2026-03-18 22:55 by 204818@lcx
[¿¼ÑÐ] »¯Ñ§¹¤³Ì321·ÖÇóµ÷¼Á +15 ´óÃ×·¹£¡ 2026-03-15 18/900 2026-03-18 14:52 by haxia
[¿¼ÑÐ] 312Çóµ÷¼Á +8 İå·Ï£ 2026-03-16 9/450 2026-03-18 12:39 by Linda Hu
[¿¼ÑÐ] 0854£¬¼ÆËã»úÀàÕÐÊÕµ÷¼Á +3 ºúÀ±ÌÀ·ÅÌÇ 2026-03-15 6/300 2026-03-18 12:09 by Éϰ¶Éϰ¶¡­¡­..
[¿¼ÑÐ] 332Çóµ÷¼Á +6 Zz°æ 2026-03-13 6/300 2026-03-17 17:03 by ruiyingmiao
[¿¼ÑÐ] 26¿¼ÑÐÇóµ÷¼Á +6 ؼºêSir 2026-03-13 6/300 2026-03-17 16:13 by ×íÔÚ·çÀï
[¿¼ÑÐ] 326Çóµ÷¼Á +4 ŵ±´¶û»¯Ñ§½±êéê 2026-03-15 7/350 2026-03-16 17:11 by ŵ±´¶û»¯Ñ§½±êéê
[¿¼ÑÐ] 0703»¯Ñ§µ÷¼Á 290·ÖÓпÆÑо­Àú£¬ÂÛÎÄÔÚͶ +7 ÄåÄågk 2026-03-14 7/350 2026-03-16 10:12 by houyaoxu
[¿¼ÑÐ] 085601²ÄÁϹ¤³Ì315·ÖÇóµ÷¼Á +3 yang_0104 2026-03-15 3/150 2026-03-15 10:58 by peike
[¿¼ÑÐ] Öпƴó²ÄÁÏÓ뻯¹¤319Çóµ÷¼Á +3 ÃÏöβÄÁÏ 2026-03-14 3/150 2026-03-14 20:10 by ms629
[»ù½ðÉêÇë] ÏÖÔÚÈçºÎ»Ø±ÜÈ¥ÄêµÄijһ¸öר¼Ò£¬²»ÖªµÀÃû×Ö +3 zk200107 2026-03-12 6/300 2026-03-14 17:13 by zk200107
[¿¼ÑÐ] 304Çóµ÷¼Á +7 7712b 2026-03-13 7/350 2026-03-13 21:42 by peike
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û