²é¿´: 5782  |  »Ø¸´: 10
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

ºÜÎÞÁÄß¹

гæ (³õÈëÎÄ̳)

[ÇóÖú] pH=6.8µÄÁ×ËáÑλº³åÒº£¨ÓÃÁ×Ëá¶þÇâ¼ØºÍÁ×ËáÇâ¶þ¼Ø£©ÔõôÅäÖã¿

pH=6.8µÄÁ×ËáÑλº³åÒº£¨ÓÃÁ×Ëá¶þÇâ¼ØºÍÁ×ËáÇâ¶þ¼Ø£©ÔõôÅäÖ𡣿
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

hsd3521

Ö÷¹ÜÇø³¤ (ÖªÃû×÷¼Ò)

»ðÐÇפµØÇòÁªÂç´¦Ö÷ÈοÆÔ±

ÓÅÐãÇø³¤ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Á×Ëá¶þÇâ¼Ø¨CÇâÑõ»¯ÄÆ»º³åÒº£¨0.05M£©
XºÁÉý0.2M K2PO4 + YºÁÉý0.2N NaOH¼ÓˮϡÊÍÖÁ29ºÁÉý
PH 6.0 Ϊ20¡æÊ± X 5 ml Y 0.570 ml
Ì«ÅÖÁË£¡~
5Â¥2012-04-30 07:53:03
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 11 ¸ö»Ø´ð

liuyufei3087

½ð³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ºÜÎÞÁÄß¹: ½ð±Ò+10, ¡ï¡ï¡ïºÜÓаïÖú, Âé·³ÁËÄãºÜ¶à£¬½ð±Ò¸øÄã°É 2012-05-03 12:54:24
ÅäŨ¶ÈÒ»ÑùµÄ£¬È»ºóÏ໥¼Ó£¬¼Óµ½6.8¾Í³ÉÁË
2Â¥2012-04-27 13:15:25
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

shihao611

½û³æ (ÖªÃû×÷¼Ò)

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Ê÷Ê÷8013: ½ð±Ò+1, ºÇºÇ£¬ÐÁ¿àÁË¡£°æÖ÷½±Àø¡£ 2012-04-27 21:34:47
±¾ÌûÄÚÈݱ»ÆÁ±Î

3Â¥2012-04-27 13:34:48
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ºÜÎÞÁÄß¹

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
2Â¥: Originally posted by liuyufei3087 at 2012-04-27 13:15:25:
ÅäŨ¶ÈÒ»ÑùµÄ£¬È»ºóÏ໥¼Ó£¬¼Óµ½6.8¾Í³ÉÁË

ÓÐûÓÐʲô¼ÆË㹫ʽ֮ÀàµÄ£¿
4Â¥2012-04-29 15:58:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] »·¾³¹¤³Ìµ÷¼Á +6 ´ó¿Édigkids 2026-03-16 6/300 2026-03-16 17:16 by barlinike
[¿¼ÑÐ] 318Çóµ÷¼Á +3 Yanyali 2026-03-15 3/150 2026-03-16 16:41 by houyaoxu
[¿¼ÑÐ] 285Çóµ÷¼Á +6 ytter 2026-03-12 6/300 2026-03-16 15:05 by njzyff
[¿¼ÑÐ] 326Çóµ÷¼Á +3 mlpqaz03 2026-03-15 3/150 2026-03-16 07:33 by Iveryant
[¿¼ÑÐ] 22408×Ü·Ö284Çóµ÷¼Á +3 InAspic 2026-03-13 3/150 2026-03-15 11:10 by zhq0425
[»ù½ðÉêÇë] ÃæÉϺÍÇà»ùÒ»ÑùÏÞ30Ò³²»ºÏÀí +5 wowsunflower 2026-03-10 7/350 2026-03-14 17:21 by kingkocxr
[¿¼ÑÐ] 267Ò»Ö¾Ô¸ÄϾ©¹¤Òµ´óѧ0817»¯¹¤Çóµ÷¼Á +5 SUICHILD 2026-03-12 5/250 2026-03-14 14:53 by jean5056
[¿¼ÑÐ] ¡¾0703»¯Ñ§µ÷¼Á¡¿-Ò»Ö¾Ô¸»ªÖÐʦ·¶´óѧ-Áù¼¶475 +5 Becho359 2026-03-11 5/250 2026-03-14 11:35 by ŶŶ123
[¿¼ÑÐ] 312Çóµ÷¼Á +6 İå·Ï£ 2026-03-10 6/300 2026-03-14 00:40 by JourneyLucky
[¿¼ÑÐ] 321Çóµ÷¼Á +3 CUcat 2026-03-10 3/150 2026-03-14 00:25 by JourneyLucky
[¿¼ÑÐ] 279Çóµ÷¼Á +3 ×¥×ÅÐÇÐǵÄÅ®º¢ 2026-03-10 3/150 2026-03-13 23:47 by userper
[¿¼ÑÐ] 341Çóµ÷¼Á +3 ·¬ÇÑÍ·--- 2026-03-10 3/150 2026-03-13 23:07 by JourneyLucky
[¿¼ÑÐ] 336Çóµ÷¼Á +6 Iuruoh 2026-03-11 6/300 2026-03-13 22:06 by JourneyLucky
[¿¼ÑÐ] 0856²ÄÁÏÓ뻯¹¤301Çóµ÷¼Á +5 ÞÈÊø¹â 2026-03-13 5/250 2026-03-13 22:00 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷ÄϽ»´ó£¬²ÄÁÏר˶317Çóµ÷¼Á +5 lx8568 2026-03-11 5/250 2026-03-13 21:43 by peike
[¿¼ÑÐ] 332Çóµ÷¼Á +3 Zz°æ 2026-03-13 3/150 2026-03-13 20:36 by 18595523086
[¿¼ÑÐ] ¡¾¿¼Ñе÷¼ÁÇóÊÕÁô¡¿ +3 Ceciilia 2026-03-11 3/150 2026-03-13 20:18 by JourneyLucky
[¿¼ÑÐ] 308Çóµ÷¼Á +3 ÊÇLupa°¡ 2026-03-12 3/150 2026-03-13 14:30 by Çóµ÷¼Ázz
[¿¼ÑÐ] »¯¹¤0817µ÷¼Á +8 ²ÓÈôÐdz¿ 2026-03-10 8/400 2026-03-10 22:44 by ÐÇ¿ÕÐÇÔÂ
[¿¼ÑÐ] 298Çóµ÷¼Á +3 Vvѽ£¡ 2026-03-10 3/150 2026-03-10 22:40 by ½£Ê«¶Å¿µ
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û