²é¿´: 242  |  »Ø¸´: 2
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

chenss0227

Í­³æ (ÕýʽдÊÖ)

[½»Á÷] ÈõÈõµÄÇë½ÌÒ»¸öÄⱡˮÂÁʯµÄ±ºÉÕÎÊÌâ¡«¡«

ÎÒÃdz£ÓõÄÄⱡˮÂÁʯµÄ·Ö×Óʽһ°ãÊÇAlO(OH).xH2O£¬Èç¹ûÆä¶ÔÓ¦µÄ¸É»ùΪ72£¥µÄ»°£¬ÎÒÏëͨ¹ý×îÖÕ±ºÉÕºó»ñµÃÑõ»¯ÂÁAl2O3µÄÖÊÁ¿Îª10gµÄ»°£¬ÄÇôÎÒÓ¦¸Ã³ÆÈ¡¶àÉÙÄⱡˮÂÁÊ¯ÄØ£¿£¿
      Ð»Ð»ÁË¡£¡£¡£¡£
»Ø¸´´ËÂ¥
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zhangwengui330

ÈÙÓþ°æÖ÷ (Ö°Òµ×÷¼Ò)

ÓÅÐã°æÖ÷

¡ï
nxl5096224(½ð±Ò+1,VIP+0):3Q!
¸É»ùÒ»°ãÊDZºÉÕºóAl2O3¹ÌÌåÔÚÔ­ÓÐÒºÌåÖеİٷֱÈ
±ÈÈç³Æ100gÔ­ÁÏ£¬±ºÉÕºó¿ÉµÃµ½72g¸É»ù£¬¸É»ù»ù±¾¾ÍÊÇAl2O3£¬ÒòΪÕâµ±ÖÐûÓÐNaµÈÎïÖֵĸÉÈÅÁË
ËùÒÔÄãÒª»ñµÃ10gµÄÖØÁ¿£¬³Æ10*100/72=13.889g¾Í¿ÉÒÔÁË
Â¥Ö÷¸ÉÂïÄÇô¾«È·£¬¶à³ÆµãÒ»ÏÂÉպñ¸Óò»¾Í¿ÉÒÔÁË
2Â¥2008-09-26 23:07:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

chenss0227

Í­³æ (ÕýʽдÊÖ)

ºÇºÇ~~~£¬Ð»Ð»¶þÂ¥¸ßÊÖµÄÏàÖú¡£
ÏÖÔڸоõÎÒµ±Ê±Ö÷Òª¾ÍÊÇÏÝÔÚÁËËüµÄ·Ö×ÓʽAlO(OH).xH2OÉÏÃæÁË£¬¼òµ¥µÄÀí½âÁ˺æ¸ÉÖ®ºóΪAlO(OH)µÄÇé¿öÁË¡£¡£
¶àлӦÖú£¡£¡
3Â¥2008-09-27 10:21:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ chenss0227 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿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
[˶²©¼ÒÔ°] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +3 8rmuugja8q 2026-02-22 6/300 2026-02-23 06:39 by w4l55oybr1
[ÂÛÎÄͶ¸å] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +3 w89i99eaeh 2026-02-22 4/200 2026-02-23 06:36 by w4l55oybr1
[²©ºóÖ®¼Ò] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +4 khieu8v8m0 2026-02-22 5/250 2026-02-23 06:34 by w4l55oybr1
[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
[²©ºóÖ®¼Ò] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +6 3dfhjxgsh7 2026-02-22 8/400 2026-02-23 06:21 by w4l55oybr1
[¿¼ÑÐ] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +4 usprnugpzw 2026-02-21 10/500 2026-02-23 04:58 by 5jlh3qtdvx
[ÂÛÎÄͶ¸å] ÊÛSCIÒ»ÇøÎÄÕ£¬ÎÒ:8 O5 51O 54,¿ÆÄ¿ÆëÈ«,¿É+¼± +3 khieu8v8m0 2026-02-22 6/300 2026-02-23 02:08 by 5jlh3qtdvx
[¿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
[½Ìʦ֮¼Ò] ΪʲôÖйú´óѧ½ÌÊÚÃÇË®ÁËÄÇô¶àËùνµÄ¶¥»á¶¥¿¯£¬µ«»¹ÊÇ×ö²»³öÓîÊ÷»úÆ÷ÈË£¿ +5 »¶ÀÖËÌÒ¶Ýè 2026-02-21 5/250 2026-02-22 21:15 by ɽÎ÷Ðü¿ÕË¿ÕÐüÎ
[¿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] ½ñÄê´ºÍíÓм¸¸ö½ÚÄ¿ºÜ²»´í£¬µãÔÞ£¡ +11 ˲ϢÓîÖæ 2026-02-16 12/600 2026-02-21 21:14 by lq493392203
[»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