Znn3bq.jpeg
²é¿´: 1093  |  »Ø¸´: 4

ÒÔÌ«ìá

гæ (³õÈëÎÄ̳)

[ÇóÖú] ÕÕ×ÅÎÄÏ××ö²»³öÎÙËáîéÄý½º£¬ÀÏʦÈÃÎÒµ÷ph, ÎÒµ÷Á˺ܶàÒ²×ö²»³öÄý½º ÒÑÓÐ1È˲ÎÓë

½«0.002mol Na2WO4?5H20ºÍ 0.0042molBi£¨NO3£©3?5H20ÓÚ35mlºÍ5mlÒÒ¶þ´¼£¨Bi¹ýÁ¿ 5%ÓÃÒÔ²¹³¥ÍË»ðʱ»Ó·¢£©¡£·Ö±ðÔÚ60¡æºÍÊÒδÅÁ¦½Á°è2СʱÐγɳÎÇå͸Ã÷ÈÜÒº¡£ÔÚÊÒδÅÁ¦½Á°èϽ«ÉÏÊöÁ½·ÝÈÜÒº»ìºÏ£¬¼ÓÈë0.0042molÄûÃÊËáºÍ1mlÒÒõ£±ûͪ£¬¼ÌÐøÊÒδÅÁ¦½Á°è2СʱÐγɾùÔÈ͸Ã÷µÄÈÜÒº£¬ÊÒγ»¯1Ì죬»ñµÃ0.05mol/LÎȶ¨µÄǰÇýÒº¡£

·¢×ÔСľ³æAndroid¿Í»§¶Ë
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

jiagle

ר¼Ò¹ËÎÊ (ÖªÃû×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
±ùµã½µÎÂ: ½ð±Ò+1, ллר¼ÒÓ¦Öú½â´ð£¬ÐÁ¿àÁË¡£ 2016-11-21 09:11:55
ÒÔÌ«ìá(±ùµã½µÎ´ú·¢): ½ð±Ò+3 2016-11-21 09:12:05
ÄûÃÊËáÖÆ½ºÊÇÒªºÜ³¤Ê±¼ä¼ÓÈȲÅÄܰ¾³öÀ´µÄ¡£
2Â¥2016-11-21 07:45:42
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÒÔÌ«ìá

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by jiagle at 2016-11-21 07:45:42
ÄûÃÊËáÖÆ½ºÊÇÒªºÜ³¤Ê±¼ä¼ÓÈȲÅÄܰ¾³öÀ´µÄ¡£

´ó¸Å¶à¾Ã£¿»¹ÓÐÎÄÏ×ÉÏ˵ÊÇÊÒΡ£ÎÒµÄÖ¸µ¼ÀÏʦ˵ҪÉýµ½80¡æ£¬ÎÒÒѾ­×öÁ˶þÊ®¼¸´ÎÁË£¬»¹ÓÐph ·¶Î§¡­¡­

·¢×ÔСľ³æAndroid¿Í»§¶Ë
3Â¥2016-11-21 11:17:00
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ôÁÈÆÓê®

гæ (³õÈëÎÄ̳)

ÇëÎÊÂ¥Ö÷³öÀ´Äý½ºÁËÂð£¿Çó½â¾ö°ì·¨

·¢×ÔСľ³æIOS¿Í»§¶Ë
4Â¥2017-03-22 10:54:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Ñ©ÖеÄÂóËë

гæ (СÓÐÃûÆø)

ÇëÎÊBiµÄ»Ó·¢ÊÇÔÚ¶àÉٶȵÄʱºò°¡

·¢×ÔСľ³æIOS¿Í»§¶Ë
5Â¥2017-09-29 14:23:57
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ ÒÔÌ«ìá µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[»ù½ðÉêÇë] 2026 WRÇà°Î +4 ¶¬ÈÕÑô¹âCAS 2026-04-09 7/350 2026-04-16 13:54 by ¿ÆÑеÚ_²½
[¿¼ÑÐ] 271Çóµ÷¼Á +35 2261744733 2026-04-11 37/1850 2026-04-16 13:16 by jiahl2024
[¿¼ÑÐ] 0854µ÷¼Á +9 950824he@ 2026-04-09 9/450 2026-04-16 11:11 by noqvsozv
[¿¼ÑÐ] 085801µçÆø×¨Ë¶272Çóµ÷¼Á +19 µçÆøÀî 2026-04-13 21/1050 2026-04-15 13:37 by ºÚ¿Æ¼¼¿óÒµ
[¿¼ÑÐ] ²ÄÁÏרҵ344Çóµ÷¼Á +17 hualkop 2026-04-10 22/1100 2026-04-14 16:21 by sxdj2
[¿¼ÑÐ] 305Çóµ÷¼Á +8 Â꿨°Í¿¨boom 2026-04-11 8/400 2026-04-14 09:04 by pengliang8036
[¿¼ÑÐ] 293Çóµ÷¼Á +16 ÎÒ°®¸ßÊý¸ßÊý°®Î 2026-04-12 18/900 2026-04-13 21:47 by ѧԱJpLReM
[¿¼ÑÐ] BÇø0809 £¬ÊýÒ»Ó¢Ò»£¬290 Çóµ÷¼Á +3 ãöΫ1111 2026-04-12 4/200 2026-04-13 20:35 by ѧԱJpLReM
[¿¼ÑÐ] 302Çóµ÷¼Á +10 Ò×£¡? 2026-04-13 10/500 2026-04-13 19:04 by lbsjt
[¿¼ÑÐ] 291Çóµ÷¼Á +8 ¹ØÒä±±. 2026-04-11 8/400 2026-04-12 09:32 by ÄæË®³Ë·ç
[ÕÒ¹¤×÷] ɽ¶«¸ßУ½Ìʦ¿¼ºË³¬¼¶ÎÞµ×Ïߣ¬Ô±¹¤¹ý²»ÏÂÈ¥À² +4 qut2026 2026-04-09 9/450 2026-04-12 00:54 by qut2026
[¿¼ÑÐ] 343Çóµ÷¼Á +9 Íõ¹ú˧ 2026-04-10 9/450 2026-04-11 20:31 by dongdian1
[¿¼ÑÐ] 359Çóµ÷¼Á +5 θ¾·ÂÎÀÛÁË 2026-04-11 5/250 2026-04-11 19:55 by lbsjt
[¿¼ÑÐ] 0859£¬337Çóµ÷¼Á +4 ÑÐs. 2026-04-10 4/200 2026-04-11 11:34 by caotw2020
[¿¼ÑÐ] 22408 327·ÖÇóµ÷¼Á +4 ÔÏ·çkon 2026-04-10 4/200 2026-04-11 09:51 by Öí»á·É
[¿¼ÑÐ] ¿¼Ñе÷¼Á +26 ˶ÐǸ° 2026-04-09 27/1350 2026-04-10 22:24 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] 282£¬µçÆø¹¤³Ìרҵ£¬Çóµ÷¼Á£¬²»Ìôרҵ +9 jggshjkkm 2026-04-10 9/450 2026-04-10 14:55 by ÄæË®³Ë·ç
[¿¼ÑÐ] Ò»Ö¾Ô¸»¦9£¬326ÉúÎïѧÇóÏà¹Ø×¨Òµµ÷¼Á +4 Áõīī 2026-04-09 4/200 2026-04-10 12:07 by pengliang8036
[¿¼ÑÐ] 085601³õÊÔ330·ÖÕÒµ÷¼Á +10 Á÷ÐÄÄ̻ưül 2026-04-09 10/500 2026-04-10 08:14 by Sammy2
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û