²é¿´: 810  |  »Ø¸´: 5

feixiosng51

Ìú³æ (СÓÐÃûÆø)

[½»Á÷] ¡¾ÇóÖú¡¿±ê×¼ÈÜÒºÅäÖÆÏà¹ØÎÊÌ⣿лл£¡£¡ ÒÑÓÐ5È˲ÎÓë

ÇëÎÊ£º±ê×¼ÈÜÒºµÄŨ¶È¸ÃÔõÑù¾«È·£¿

ÀýÈ磺±ê¶¨ 0.05mol/L µÄ±ê×¼ÈÜÒº£¬Ó¦³Æ»ù×¼ÎïΪ0.4¿Ë£¬³Æ×¼ÖÁ0.0002¿Ë£¬ÊÇÓ¦³Æ»ù×¼Îï 0.3998g---0.4002g Ö®¼ä£¬»¹ÊdzÆ×¼ÖÁСÊýµãºó4λ¾ÍÐУ¿
»¹ÓУ¬Õâ 0.05mol/L ÊDZØÐë°Ñ±ê×¼ÈÜÒºµ÷Åäµ½ 0.0500mol/L Â𣿱궨ºóŨ¶ÈΪ 0.0516mol/L  ÐÐÂð£¿
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÑÇØ¯

½ð³æ (СÓÐÃûÆø)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
Ïà¶Ô׼ȷ¾Í¿ÉÒÔÁË£¡ ×ö±ê×¼ÇúÏßµÄʱºò£¬ ÊÇÖ±Ï߾ͿÉÒÔÁË£¡
2Â¥2011-03-07 16:35:34
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yunjun3

ľ³æ (ÖøÃûдÊÖ)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
1.³Æ0.4¿Ë×óÓÒ,µ«Ò»¶¨µÃµ½Ð¡ÊýµãºóËÄλ,Èç¿ÉÒÔ³Æ0.4136¿Ë,²»Ò»¶¨Òª¹Ì¶¨³ÆÑù.
2. 0.05mol/LÊÇ×óÓÒ,²»Ò»¶¨ÊÇ0.5000.
3Â¥2011-03-07 16:47:44
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

jinglh8288

ľ³æ (ÕýʽдÊÖ)

¶þÂ¥»Ø´ðµÃºÜÕýÈ·£¡
Ò»·Ö¸ûÔÅ£¬Ò»·ÖÊÕ»ñ¡£
4Â¥2011-03-08 12:59:33
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

spsgirl

Òø³æ (ÕýʽдÊÖ)

ÉÏÃæ»Ø´ðµÄÕýÈ·
ÎÒÃÇÒ»Æð³É³¤
5Â¥2011-03-08 13:33:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

rabit5522

ľ³æ (ÖøÃûдÊÖ)

׼ȷλÊý¶Ô¾Í¿ÉÒÔÁË£¬²»±ØºÍ¹æ¶¨µÄÒ»ÃþÒ»Ñù£¬µ«ÊÇÔÚʹÓÃʱ£¬Òª°´ÕÕʵ¼ÊĦ¶ûŨ¶ÈʹÓúͼÆËã¡£¸öÈËÓÞ¼û£¬½ö¹©²Î¿¼¡£
6Â¥2011-03-10 10:59:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ feixiosng51 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 265Çóµ÷¼Á +9 ÁºÁºÐ£Ð£ 2026-03-17 9/450 2026-03-21 02:17 by JourneyLucky
[¿¼ÑÐ] 311Çóµ÷¼Á +5 ¶¬Ê®Èý 2026-03-18 5/250 2026-03-21 00:16 by JourneyLucky
[¿¼ÑÐ] 317Çóµ÷¼Á +8 Éê×ÓÉêÉê 2026-03-19 13/650 2026-03-21 00:09 by Áõ¹úÉ­
[¿¼ÑÐ] ÄϾ©´óѧ»¯Ñ§376Çóµ÷¼Á +3 hisfailed 2026-03-19 6/300 2026-03-20 23:43 by hisfailed
[¿¼ÑÐ] 294Çóµ÷¼Á²ÄÁÏÓ뻯¹¤×¨Ë¶ +15 ݤÎÉ­ÁÖ 2026-03-18 15/750 2026-03-20 23:28 by JourneyLucky
[¿¼ÑÐ] 323Çóµ÷¼Á +3 ÍÝСͰ 2026-03-18 3/150 2026-03-20 22:54 by JourneyLucky
[¿¼ÑÐ] 287Çóµ÷¼Á +7 ³¿»èÏßÓëÐǺ£ 2026-03-19 8/400 2026-03-20 22:19 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸ Î÷±±´óѧ £¬070300»¯Ñ§Ñ§Ë¶£¬×Ü·Ö287£¬Ë«·ÇÒ»±¾£¬Çóµ÷¼Á¡£ +4 ³¿»èÏßÓëÐǺ£ 2026-03-19 4/200 2026-03-20 22:15 by JourneyLucky
[¿¼ÑÐ] 290Çóµ÷¼Á +7 ^O^Ø¿ 2026-03-19 7/350 2026-03-20 21:43 by JourneyLucky
[¿¼ÑÐ] AÇøÏß²ÄÁÏѧµ÷¼Á +5 ÖÜÖÜÎÞ¼« 2026-03-20 5/250 2026-03-20 21:33 by laoshidan
[¿¼ÑÐ] ²ÄÁÏѧ˶318Çóµ÷¼Á +5 February_Feb 2026-03-19 5/250 2026-03-19 23:51 by 23Postgrad
[¿¼ÑÐ] 311Çóµ÷¼Á +11 ¶¬Ê®Èý 2026-03-15 12/600 2026-03-18 14:36 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] ÊÕ¸´ÊÔµ÷¼ÁÉú +4 ÓêºóÇïºÉ 2026-03-18 4/200 2026-03-18 14:16 by elevennnne
[¿¼ÑÐ] 0854£¬¼ÆËã»úÀàÕÐÊÕµ÷¼Á +3 ºúÀ±ÌÀ·ÅÌÇ 2026-03-15 6/300 2026-03-18 12:09 by Éϰ¶Éϰ¶¡­¡­..
[¿¼ÑÐ] 334Çóµ÷¼Á +3 Ö¾´æ¸ßÔ¶ÒâÔÚ»úÐ 2026-03-16 3/150 2026-03-18 08:34 by lm4875102
[¿¼ÑÐ] 293Çóµ÷¼Á +11 zjlµÄºÅ 2026-03-16 16/800 2026-03-18 08:10 by zhukairuo
[¿¼ÑÐ] ¿¼ÑÐÇóµ÷¼Á +3 éÙËÌ. 2026-03-17 4/200 2026-03-17 21:43 by ÓÐÖ»ÀêÅ«
[¿¼ÑÐ] 304Çóµ÷¼Á +3 ÂüÊâ2266 2026-03-14 3/150 2026-03-16 16:39 by houyaoxu
[¿¼ÑÐ] 26¿¼ÑÐÒ»Ö¾Ô¸ÖйúʯÓÍ´óѧ(»ª¶«)305·ÖÇóµ÷¼Á +3 ¼ÎÄêÐÂ³Ì 2026-03-15 3/150 2026-03-15 13:58 by ¹þ¹þ¹þ¹þºÙºÙºÙ
[¿¼ÑÐ] 070305Çóµ÷¼Á +3 mlpqaz03 2026-03-14 4/200 2026-03-15 11:04 by peike
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û