²é¿´: 749  |  »Ø¸´: 4
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

huyong2983

Í­³æ (СÓÐÃûÆø)

[½»Á÷] ¡¾ÇóÖú¡¿ÁòËáÑÇÌúï§µÄÅäÖÆ¼°±ê¶¨

±ê×¼0.1molµÄÁòËáÑÇÌúï§ÈÜÒºÅäÖÆÊ±ÊdzÆÈ¡¶àÉٿ˵ÄÁòËáÑÇÌúï§ÈÜÓÚ¶àÉÙºÁÉýµÄŨÁòËáÖнøÐб궨£¿±ê¶¨Ê±ÊÇÓÃË®»¹ÊÇÓÃŨÁòË᣿ÓÃÖØ¸õËá¼Ø½øÐб궨µÄ¹ý³Ì£¬ÇëÌṩ¾ßÌå¹ý³Ì¼°Êý¾Ý¡£
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yunjun3

ľ³æ (ÖøÃûдÊÖ)

¡ï ¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
opq691(½ð±Ò+2,VIP+0):лл»ØÌû½»Á÷ 11-6 18:52
¼ÓÁòËáµÄÄ¿µÄÊÇ·Àֹˮ½â,³£ÓÃ5%µÄÁòËáÈÜÒºÈܽâ,¿ÉÒÔÅäÖÆC(1/6K2Cr2O7)=0.1000mol/L,Óöþ±½°·»ÇËáÄÆ×öָʾ¼Á.
2Â¥2009-11-03 17:45:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yaoke77

ľ³æ (ÕýʽдÊÖ)

¡ï ¡ï ¡ï ¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
opq691(½ð±Ò+3,VIP+0):лл»ØÌû½»Á÷ 11-6 18:53
ÅäÖÆ£º³ÆÈ¡40gÓÚ300mlÁòËᣨ20%£©£¬¼Ó700mlË®£¬Ò¡ÔÈ
±ê¶¨£ºÒÆÈ¡ÅäºÃµÄÈÜÒº35-40ml,¼Ó25mlÎÞÑõµÄË®£¬ÓøßÃÌËá¼Ø±êÒº£¨c(1/5=0.1mol/L)£©µÎ¶¨ÖÁ·ÛºìÉ«£¬±£³Ö30s,ÁÙÓÃǰ±ê¶¨
3Â¥2009-11-05 15:35:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yaoke77

ľ³æ (ÕýʽдÊÖ)

Äã¿ÉÒÔ²éÔÄGB601-2002 »¯Ñ§ÊÔ¼Á±ê×¼µÎ¶¨ÈÜÒºµÄÖÆ±¸
4Â¥2009-11-05 15:37:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

yaoke77

ľ³æ (ÕýʽдÊÖ)

¡ï
Сľ³æ(½ð±Ò+0.5):¸ø¸öºì°ü£¬Ð»Ð»»ØÌû½»Á÷
ÄãÒªµÄ»°ÎÒ¿ÉÒÔE-mail¸øÄã
5Â¥2009-11-05 15:41:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ huyong2983 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[˶²©¼ÒÔ°] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +3 8rmuugja8q 2026-02-22 7/350 2026-02-23 09:44 by w4l55oybr1
[¿¼ÑÐ] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +3 khieu8v8m0 2026-02-22 8/400 2026-02-23 09:35 by w4l55oybr1
[ÂÛÎÄͶ¸å] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +4 khieu8v8m0 2026-02-22 8/400 2026-02-23 09:29 by w4l55oybr1
[¿¼ÑÐ] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +5 usprnugpzw 2026-02-21 11/550 2026-02-23 09:24 by w4l55oybr1
[½Ìʦ֮¼Ò] ΪʲôÖйú´óѧ¹¤¿Æ½ÌÊÚÃÇË®ÁËÄÇô¶àËùνµÄ¶¥»á¶¥¿¯£¬µ«»¹ÊÇ×ö²»³öÓîÊ÷»úÆ÷ÈË£¿ +5 »¶ÀÖËÌÒ¶Ýè 2026-02-21 8/400 2026-02-23 09:19 by »¶ÀÖËÌÒ¶Ýè
[²©ºóÖ®¼Ò] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +4 khieu8v8m0 2026-02-22 6/300 2026-02-23 07:59 by w4l55oybr1
[²©ºóÖ®¼Ò] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +6 3dfhjxgsh7 2026-02-22 9/450 2026-02-23 07:49 by w4l55oybr1
[¿¼²©] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +4 khieu8v8m0 2026-02-22 4/200 2026-02-23 06:46 by jsjzfl
[¹«Åɳö¹ú] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +3 khieu8v8m0 2026-02-22 5/250 2026-02-23 06:29 by w4l55oybr1
[˶²©¼ÒÔ°] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +4 khieu8v8m0 2026-02-22 8/400 2026-02-23 06:24 by w4l55oybr1
[¿¼²©] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +5 3dfhjxgsh7 2026-02-22 6/300 2026-02-23 02:04 by 5jlh3qtdvx
[½Ìʦ֮¼Ò] °æÃæ·Ñ¸Ã½»Âð +7 Æ»¹ûÔÚÄÄÀï 2026-02-22 8/400 2026-02-22 22:37 by otani
[»ù½ðÉêÇë] ÃæÉÏ¿ÉÒÔ³¬¹ý30Ò³°É£¿ +4 °¢À­¹±aragon 2026-02-22 4/200 2026-02-22 21:22 by ɽÎ÷Ðü¿ÕË¿ÕÐüÎ
[ÂÛÎÄͶ¸å] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +4 usprnugpzw 2026-02-21 6/300 2026-02-22 19:48 by w89i99eaeh
[¿¼ÑÐ] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +3 3dfhjxgsh7 2026-02-22 4/200 2026-02-22 16:52 by khieu8v8m0
[ÕÒ¹¤×÷] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +3 usprnugpzw 2026-02-22 3/150 2026-02-22 16:37 by khieu8v8m0
[¹«Åɳö¹ú] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +3 usprnugpzw 2026-02-21 4/200 2026-02-22 16:27 by khieu8v8m0
[»ù½ðÉêÇë] ¡°ÈËÎÄÉç¿Æ¶øÂÛ£¬Ðí¶àѧÊõÑо¿»¹Ã»ÓдﵽÃñ¹úʱÆÚµÄˮƽ¡± +4 ËÕ¶«ÆÂ¶þÊÀ 2026-02-18 5/250 2026-02-22 16:07 by liangep1573
[»ù½ðÉêÇë] ʲôÊÇÈËÒ»Éú×îÖØÒªµÄ£¿ +4 ˲ϢÓîÖæ 2026-02-21 4/200 2026-02-22 11:44 by huagongfeihu
[»ù½ðÉêÇë] ÌåÖÆÄÚ³¤±²ËµÌåÖÆÄÚ¾ø´ó²¿·ÖÒ»±²×ÓÔڵײ㣬ÈçͬÄãÃÇÒ»Ñù´ó²¿·ÖÆÕͨ½ÌʦæÇÒÊÕÈëµÍ +9 ˲ϢÓîÖæ 2026-02-20 12/600 2026-02-21 10:39 by »¶ÀÖËÌÒ¶Ýè
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û