| ²é¿´: 446 | »Ø¸´: 5 | ||
| µ±Ç°Ö÷ÌâÒѾ´æµµ¡£ | ||
| ¡¾ÐüÉͽð±Ò¡¿»Ø´ð±¾ÌûÎÊÌ⣬×÷Õßahulws½«ÔùËÍÄú 4 ¸ö½ð±Ò | ||
ahulwsľ³æ (СÓÐÃûÆø)
|
[ÇóÖú]
ÔÚËá¼îÌõ¼þÏÂ,Fe2+µÄ»¹ÔÐԵIJîÒì
|
|
| Fe2+¿ÉÒÔ±»¿ÕÆøÖеÄÑõÑõ»¯³ÉFe3+¡£ÇëÎÊ£ºFe2+ÔÚËáÌõ¼þÏ»¹ÊÇÔÚ¼îÌõ¼þϸüÈÝÒ×±»Ñõ»¯£¿ |
» ²ÂÄãϲ»¶
²ÄÁÏѧ˶297ÒѹýËÄÁù¼¶Çóµ÷¼ÁÍÆ¼ö
ÒѾÓÐ8È˻ظ´
±¾ÈË¿¼085602 »¯Ñ§¹¤³Ì ר˶
ÒѾÓÐ21È˻ظ´
265Çóµ÷¼Á
ÒѾÓÐ12È˻ظ´
Çóµ÷¼Á
ÒѾÓÐ5È˻ظ´
Ò»Ö¾Ô¸ÖÐÄÏ»¯Ñ§337Çóµ÷¼Á
ÒѾÓÐ6È˻ظ´
350Çóµ÷¼Á
ÒѾÓÐ3È˻ظ´
295¸´ÊÔµ÷¼Á
ÒѾÓÐ8È˻ظ´
0817 »¯Ñ§¹¤³Ì 299·ÖÇóµ÷¼Á ÓпÆÑоÀú ÓжþÇøÎÄÕÂ
ÒѾÓÐ22È˻ظ´
287Çóµ÷¼Á
ÒѾÓÐ7È˻ظ´
329Çóµ÷¼Á
ÒѾÓÐ7È˻ظ´
coldday00
ľ³æ (ÖøÃûдÊÖ)
- Ó¦Öú: 22 (СѧÉú)
- ½ð±Ò: 5566.3
- É¢½ð: 51
- ºì»¨: 16
- ɳ·¢: 1
- Ìû×Ó: 2136
- ÔÚÏß: 143.7Сʱ
- ³æºÅ: 440469
- ×¢²á: 2007-10-27
- ÐÔ±ð: GG
- רҵ: Óлú·ÖÎö
2Â¥2008-09-25 23:33:23
³ú¹Ï
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 746.8
- Ìû×Ó: 189
- ÔÚÏß: 20·ÖÖÓ
- ³æºÅ: 568616
- ×¢²á: 2008-06-03
- ÐÔ±ð: GG
- רҵ: »·¾³·ÖÎö»¯Ñ§

3Â¥2008-09-26 00:13:13
³ú¹Ï
½ð³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 746.8
- Ìû×Ó: 189
- ÔÚÏß: 20·ÖÖÓ
- ³æºÅ: 568616
- ×¢²á: 2008-06-03
- ÐÔ±ð: GG
- רҵ: »·¾³·ÖÎö»¯Ñ§
¡ï
ahulws(½ð±Ò+1,VIP+0):ÎÒÒ²ÕâÑùÈÏΪ,µ«ÊÇÊéÉÏ˵¼îÐÔÌõ¼þ϶þ¼ÛÌúÀë×Ó»¹ÔÐÔ¸üÇ¿,Ϊʲô?
ahulws(½ð±Ò+1,VIP+0):ÎÒÒ²ÕâÑùÈÏΪ,µ«ÊÇÊéÉÏ˵¼îÐÔÌõ¼þ϶þ¼ÛÌúÀë×Ó»¹ÔÐÔ¸üÇ¿,Ϊʲô?
|
12Fe^2+ + 3O2 + 6H2O = 8Fe^3+ + 4Fe(OH)3¡ý 4Fe^2+ + O2 + 4H^+ = 4Fe^3+ + 2H2O ÓÉÉÏÊöÀë×Ó·½³Ìʽ¿ÉÒÔ¿´³ö£¬ÔÚÖÐÐÔºÍËáÐÔÌõ¼þÏ£¬¶þ¼ÛÌúÀë×Ó¾ù±»ÑõÆøÑõ»¯³ÉÈý¼ÛÌúÀë×Ó¡£Ö»²»¹ýËáÐÔÌõ¼þÏÂÇâÀë×Ó¿ÉÒԲμӷ´Ó¦£¬ÖÐÐÔÌõ¼þÏÂÇâÀë×ÓŨ¶ÈµÍ£¬²»Äܲμӷ´Ó¦¡£ |

4Â¥2008-09-26 00:13:45
beckham277
ľ³æ (Ö°Òµ×÷¼Ò)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 2506.3
- É¢½ð: 38
- Ìû×Ó: 3533
- ÔÚÏß: 13.1Сʱ
- ³æºÅ: 581201
- ×¢²á: 2008-07-18
- רҵ: ÉúÎﻯѧ
5Â¥2008-09-26 07:55:37
veronica6299
ͳæ (³õÈëÎÄ̳)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 123
- Ìû×Ó: 21
- ÔÚÏß: 4Сʱ
- ³æºÅ: 610045
- ×¢²á: 2008-09-23
- ÐÔ±ð: MM
- רҵ: »·¾³¹¤³Ì

6Â¥2008-09-26 08:51:55













»Ø¸´´ËÂ¥