±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1333  |  »Ø¸´: 4
¡¾ÐüÉͽð±Ò¡¿»Ø´ð±¾ÌûÎÊÌ⣬×÷Õßxu85½«ÔùËÍÄú 2 ¸ö½ð±Ò

xu85

Ìú³æ (СÓÐÃûÆø)

[ÇóÖú] »º³åÈÜÒºµÄÅäÖÆ

ÇëÎÊÈçºÎÅäÖÆpH=2µÄ´×ËỺ³åÈÜÒººÍpH=2µÄÁ×ËỺ³åÈÜÒº£¿Ð»Ð»£¡

» ²ÂÄãϲ»¶

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

ÎÒ·ÇÎÒÒàÎÒ

Òø³æ (ÖøÃûдÊÖ)

Õâ¸öÄã×îºÃ×Ô¼º²é°É
2Â¥2010-10-29 15:13:32
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

luckily1022

ÖÁ×ðľ³æ (ÖªÃû×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

´×Ëᣭ´×ËáÄÆ»º³åÒº(pH3.6) È¡´×ËáÄÆ5.1g,¼Ó±ù´×Ëá20ml£¬ÔÙ¼ÓˮϡÊÍÖÁ250ml,
¼´µÃ¡£
  ´×Ëᣭ´×ËáÄÆ»º³åÒº(pH3.7) È¡ÎÞË®´×ËáÄÆ20g,¼ÓË®300mlÈܽâºó£¬¼Óäå·ÓÀ¶Ö¸Ê¾
Òº1ml¼°±ù´×Ëá60¡«80ml£¬ÖÁÈÜÒº´ÓÀ¶É«×ª±äΪ´¿ÂÌÉ«£¬ÔÙ¼ÓˮϡÊÍÖÁ1000ml£¬¼´µÃ¡£
´×Ëᣭ´×ËáÄÆ»º³åÒº(pH3.8) È¡2mol/L´×ËáÄÆÈÜÒº13mlÓë2mol/L´×ËáÈÜÒº87ml,¼Ó
ÿ1mlº¬Í­1mgµÄÁòËáÍ­ÈÜÒº0.5ml,ÔÙ¼ÓˮϡÊÍÖÁ1000ml£¬¼´µÃ¡£
´×Ëᣭ´×ËáÄÆ»º³åÒº(pH4.5) È¡´×ËáÄÆ18g,¼Ó±ù´×Ëá9.8ml,ÔÙ¼ÓˮϡÊÍÖÁ1000ml,
¼´µÃ¡£
´×Ëᣭ´×ËáÄÆ»º³åÒº(pH4.6) È¡´×ËáÄÆ5.4g,¼ÓË®50mlʹÈܽ⣬Óñù´×Ëáµ÷½ÚpHÖµ
ÖÁ4.6£¬ÔÙ¼ÓˮϡÊÍÖÁ100ml£¬¼´µÃ¡£
´×Ëᣭ´×ËáÄÆ»º³åÒº(pH6.0) È¡´×ËáÄÆ54.6g£¬¼Ó1mol/L´×ËáÈÜÒº20mlÈܽâºó£¬¼Ó
ˮϡÊÍÖÁ500ml£¬¼´µÃ¡£
Á×ËỺ³åÈÜÒº£º
https://wenku.baidu.com/view/f23a172e453610661ed9f41c.html
3Â¥2010-10-29 15:17:27
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

houmeiru2097

гæ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ûÓÐÄÇô´ó,Ò»°ãÒ²¾Íph2~8µÄ·¶Î§ÄÚµÄÁ×ËỺ³åÑÎ
Á×ËáÑλº³åÒº£¨PH2.0£©
¼×Òº£ºÈ¡Á×Ëá16.6 ml£¬¼ÓË®ÖÁ1000 ml£¬Ò¡ÔÈ¡£
ÒÒÒº£ºÈ¡Á×ËáÇâ¶þÄÆ71.63 g£¬¼ÓˮʹÈÜÒº³É1000 ml
È¡ÉÏÊö¼×Òº72.5 mlÓëÒÒÒº27.5 ml»ìºÏ£¬Ò¡Ôȼ´µÃ¡£
Á×ËáÑλº³åÒº£¨PH2.5£©
È¡Á×Ëá¶þÇâ¼Ø100 g£¬¼ÓË®800ml£¬ÓÃÑÎËáµ÷½ÚPHÖÁ2.5£¬ÓÃˮϡÊÍÖÁ1000ml
Á×ËáÑλº³åÒº£¨PH5.0£©
È¡0.2mol/LÁ×Ëá¶þÇâÄÆÈÜÒºÒ»¶¨Á¿£¬ÓÃÇâÑõ»¯ÄÆÊÔÒºµ÷½ÚPHÖµÖÁ5.0£¬¼´µÃ¡£
Á×ËáÑλº³åÒº£¨PH5.8£©
È¡Á×Ëá¶þÇâ¼Ø8.34 gÓëÁ×ËáÇâ¶þ¼Ø0.87 g£¬¼ÓˮʹÈܽâ³É1000 ml£¬¼´µÃ¡£
Á×ËáÑλº³åÒº£¨PH6.5£©
Á×Ëá¶þÇâ¼Ø0.68g£¬¼Ó0.1mol/LÇâÑõ»¯ÄÆÈÜÒº15.2 ml£¬ÓÃˮϡÊÍÖÁ100 ml£¬¼´µÃ¡£
Á×ËáÑλº³åÒº£¨PH6.6£©
È¡Á×Ëá¶þÇâÄÆ1.74 g¡¢Á×ËáÇâ¶þÄÆ2.7 gÓëÂÈ»¯ÄÆ1.7 g£¬¼ÓˮʹÈܽâ³É400 ml£¬¼´µÃ¡£
Á×ËáÑλº³åÒº£¨º¬ÒÈø£©£¨PH6.8£©
È¡Á×Ëá¶þÇâ¼Ø6.8 g£¬¼ÓË®500 mlʹÈܽ⣬ÓÃ0.1mol/LÇâÑõ»¯ÄÆÈÜÒºµ÷½ÚPHÖµÖÁ6.8£»
ÁíÈ¡ÒÈø10 g£¬¼ÓË®ÊÊÁ¿Èܽ⣬½«Á½Òº»ìºÏºó£¬¼ÓˮϡÊÍÖÁ1000ml£¬¼´µÃ¡£
Á×ËáÑλº³åÒº£¨PH6.8£©
È¡0.2mol/LÁ×Ëá¶þÇâÄÆÈÜÒº250 ml£¬¼Ó0.2mol/LÇâÑõ»¯ÄÆÈÜÒº118 ml£¬ÓÃˮϡÊÍÖÁ
1000 mlÒ¡ÔÈ£¬¼´µÃ¡£
Á×ËáÑλº³åÒº£¨PH7.0£©
È¡Á×Ëá¶þÇâ¼Ø0.68 g¼Ó0.1mol/LÇâÑõ»¯ÄÆÈÜÒº29.1ml£¬ÓÃˮϡÊÍÖÁ100 ml£¬¼´µÃ¡£
Á×ËáÑλº³åÒº£¨PH7.2£©
È¡0.2mol/LÁ×Ëá¶þÇâ¼ØÈÜÒº50 mlÓë0.2mol/LÇâÑõ»¯ÄÆÈÜÒº35ml£¬¼ÓзйýµÄÀäˮϡ
ÊÍÖÁ200 mlÒ¡ÔÈ£¬¼´µÃ¡£
Á×ËáÑλº³åÒº£¨PH7.3£©
È¡Á×ËáÇâ¶þÄÆ1.9734 gÓëÁ×Ëá¶þÇâ¼Ø0.2245 g£¬¼ÓˮʹÈܽâ³É1000ml£¬µ÷½ÚPHÖµÖÁ
7.3£¬¼´µÃ¡£
Á×ËáÑλº³åÒº£¨PH7.4£©
È¡Á×Ëá¶þÇâ¼Ø1.36g¼Ó0.1mol/LÇâÑõ»¯ÄÆÈÜÒº79ml£¬ÓÃˮϡÊÍÖÁ200 ml£¬¼´µÃ¡£
Á×ËáÑλº³åÒº£¨PH7.6£©
È¡Á×Ëá¶þÇâ¼Ø27.22 g£¬¼ÓˮʹÈܽâ³É1000ml£¬È¡50 ml£¬¼Ó0.2mol/LÇâÑõ»¯ÄÆÈÜÒº
42.4 ml£¬¼ÓˮϡÊÍÖÁ200 ml¼´µÃ¡£
Á×ËáÑλº³åÒº£¨PH7.8£©
¼×Òº£ºÈ¡Á×ËáÇâ¶þÄÆ35.9 g£¬¼ÓË®Èܽ⣬²¢Ï¡ÊÍÖÁ500 ml¡£
ÒÒÒº£ºÈ¡Á×ËáÇâ¶þÄÆ2.76 g£¬¼ÓË®Èܽ⣬²¢Ï¡ÊÍÖÁ100 ml¡£
È¡ÉÏÊö¼×Òº91.5 mlÓëÒÒÒº8.5 ml»ìºÏ£¬Ò¡ÔÈ£¬¼´µÃ¡£
Á×ËáÑλº³åÒº£¨PH7.8~8.0£©
È¡Á×Ëá¶þÇâ¼Ø5.59 gÓëÁ×Ëá¶þÇâ¼Ø0.41 g£¬¼ÓˮʹÈܽâ³É1000ml£¬¼´µÃ¡£
4Â¥2010-11-02 22:15:50
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

houmeiru2097

гæ (³õÈëÎÄ̳)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

5Â¥2010-11-02 22:17:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ xu85 µÄÖ÷Ìâ¸üÐÂ
²»Ó¦Öú È·¶¨»ØÌûÓ¦Öú (×¢Ò⣺ӦÖú²Å¿ÉÄܱ»½±Àø£¬µ«²»ÔÊÐí¹àË®£¬±ØÐëÌîд15¸ö×Ö·ûÒÔÉÏ)
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 085404 293Çóµ÷¼Á +5 ÓÂÔ¶¿â°®314 2026-04-06 6/300 2026-04-07 09:56 by dick_runner
[¿¼ÑÐ] 333Çóµ÷¼Á +6 ºÏ³ËÑîϰϦ 2026-04-06 6/300 2026-04-07 09:44 by Öí»á·É
[¿¼ÑÐ] 284Çóµ÷¼Á +11 èó@@ 2026-04-06 11/550 2026-04-07 09:33 by lovelychen
[¿¼ÑÐ] 0703µ÷¼Á£¬Ò»Ö¾Ô¸Ìì½ò´óѧ319·Ö +16 haaaabcd 2026-04-05 17/850 2026-04-06 19:25 by ÉÐË®¸óÖ÷
[¿¼ÑÐ] 318Çóµ÷¼Á +12 ykyhsa 2026-04-05 14/700 2026-04-06 17:46 by fuyu_
[¿¼ÑÐ] Çóµ÷¼Á +5 wos666 2026-04-03 5/250 2026-04-06 10:13 by À¶ÔÆË¼Óê
[¿¼ÑÐ] 288Çóµ÷¼Á Ò»Ö¾Ô¸¹þ¹¤´ó ²ÄÁÏÓ뻯¹¤ +13 ÂåÉñ¸ç¸ç 2026-04-03 13/650 2026-04-05 17:27 by zzx2138
[¿¼ÑÐ] µ÷¼ÁÇóÖú +10 Ïë»»ÊÖ»ú²»Ïë½âÊ 2026-04-02 13/650 2026-04-05 09:41 by sam3303
[¿¼ÑÐ] Äܶ¯µ÷¼Á326ר˶ +4 wan112233 2026-04-04 4/200 2026-04-04 22:47 by yu221
[¿¼ÑÐ] µ÷¼Á +11 JLLLLLLLLLL 2026-04-03 11/550 2026-04-04 22:21 by hemengdong
[¿¼ÑÐ] 321Çóµ÷¼Á +13 ÈÏÕæÇóÉÏѧ 2026-04-02 13/650 2026-04-04 18:23 by macy2011
[¿¼ÑÐ] 306Çóµ÷¼Á +3 hybÉÏÃû¹¤ 2026-04-02 3/150 2026-04-04 18:12 by ÈÈÇéɳĮ
[¿¼ÑÐ] 291Çóµ÷¼Á +4 ÃÔÃÉľľ 2026-04-01 5/250 2026-04-04 15:59 by sihailian3
[¿¼ÑÐ] Êý¶þÓ¢¶þ348Çóµ÷¼Á +4 hxdzj1 2026-04-03 5/250 2026-04-03 21:25 by zhq0425
[¿¼ÑÐ] 0705Àíѧ294Çóµ÷¼Á +3 ³É¹û³É¹ûcg5 2026-04-03 3/150 2026-04-03 14:04 by simons1972
[¿¼ÑÐ] 08¹¤¿Æ275·ÖÇóµ÷¼Á +14 AaAa7420 2026-03-31 14/700 2026-04-03 11:13 by cocolv
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +6 ÏàÐűػá¹ââÍòÕ 2026-03-31 7/350 2026-04-02 23:16 by JourneyLucky
[¿¼ÑÐ] 0805Çóµ÷¼Á +8 ÊÇË®·Ö 2026-03-31 8/400 2026-04-02 10:46 by guanxin1001
[¿¼ÑÐ] 267Çóµ÷¼Á +13 uiybh 2026-03-31 13/650 2026-04-01 10:25 by ̽123
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷½»´ó080500²ÄÁÏѧ˶349 +6 jqx1258 2026-03-31 7/350 2026-03-31 21:08 by yuq
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û