±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 4394  |  »Ø¸´: 8

krystal1110

гæ (СÓÐÃûÆø)

[ÇóÖú] 4MµÄNaAc-HAc»º³åÈÜÒºÔõôÅäÖÆ£¿ ÒÑÓÐ2È˲ÎÓë

ÒªÇóÅäÖÆ4MµÄNaAc-HAc»º³åÈÜÒº£¬ÇÒpHΪ4.75£¬×ÜÌå»ý100ml£¬Ó¦¸ÃÔõôÅäÖÃÄØ£¿´×ËáÄÆ£¬´×Ëá¸÷0.2molÅäÖÃÂ𣿻¹ÊÇÏȼÓÁË´×ËáÄÆ£¬ÔÙÓô×ËὫpHµ÷µ½4.75ÄØ£¿Çó¸æËß¾ßÌå·½·¨
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ŬÁ¦£¬ÈÏÕæ£¬ÈÌÄÍ
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

СľÈý³æ

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
NaAC-3H2O6.5gÈÜÓÚÊÊÁ¿Ë®ÖУ¬¼Ó6NHAc13.6ml£¬Ï¡ÊÍÖÁI00ml¡££¨PH²»ÊÇ̫׼£©

[ ·¢×ÔÊÖ»ú°æ http://muchong.com/3g ]
2Â¥2014-08-10 13:33:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liwentao2010

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ɽÌÎ

ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
krystal1110: ½ð±Ò+2, ¡ïÓаïÖú 2014-08-11 09:46:05
Ò»°ãÐÔµÄ˼·¾ÍÊǸù¾ÝAC-µÄË®½â³£ÊýÓëAC¸ú×ÜÁ¿¡¢pHµÄ¹ØÏµ£¬Áз½³Ì£¬¼ÆËã³ö¶þÕßµÄÓÃÁ¿¡£ÈôÊDz»ÒªÇóÊ®·Ö¾«×¼£¬Â¥Ö÷¿ÉÒÔÏÈÅäÖÃ100ml 4M HAC£¬ÔÙÅäÖøßŨ¶ÈNaOH£¬µ÷½ÚpHÖÁ4.75£¬¸Ã²¿·ÖÌå»ýºöÂÔ¡£×¢ÒâǧÍò²»Òª¼Ó¹ýÁ¿¡£
¼ÓÓÍ£¡
3Â¥2014-08-10 14:04:38
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

krystal1110

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by liwentao2010 at 2014-08-10 14:04:38
Ò»°ãÐÔµÄ˼·¾ÍÊǸù¾ÝAC-µÄË®½â³£ÊýÓëAC¸ú×ÜÁ¿¡¢pHµÄ¹ØÏµ£¬Áз½³Ì£¬¼ÆËã³ö¶þÕßµÄÓÃÁ¿¡£ÈôÊDz»ÒªÇóÊ®·Ö¾«×¼£¬Â¥Ö÷¿ÉÒÔÏÈÅäÖÃ100ml 4M HAC£¬ÔÙÅäÖøßŨ¶ÈNaOH£¬µ÷½ÚpHÖÁ4.75£¬¸Ã²¿·ÖÌå»ýºöÂÔ¡£×¢ÒâǧÍò²»Òª¼Ó¹ýÁ¿¡£

¿ÉÒÔÏÈÅäÖÃ4MµÄNaAc£¬ÔÙÓÃHAcµ÷pHÖÁ4.75£¬×îºó¼ÓË®ÖÁ100mlÂð£¿
ŬÁ¦£¬ÈÏÕæ£¬ÈÌÄÍ
4Â¥2014-08-10 16:01:42
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liwentao2010

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ɽÌÎ

ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

ÒýÓûØÌû:
4Â¥: Originally posted by krystal1110 at 2014-08-10 16:01:42
¿ÉÒÔÏÈÅäÖÃ4MµÄNaAc£¬ÔÙÓÃHAcµ÷pHÖÁ4.75£¬×îºó¼ÓË®ÖÁ100mlÂð£¿...

4MÓ¦¸ÃÊÇÖ¸Ac+HAcµÄ×ܺͣ¬Æä´ÎÏȵ÷ºÃpHÔÙÏ¡ÊÍÖÁ100ml£¬pH»á±ä»¯£¬Ê§È¥ÒâÒå
¼ÓÓÍ£¡
5Â¥2014-08-10 16:13:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

krystal1110

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
5Â¥: Originally posted by liwentao2010 at 2014-08-10 16:13:41
4MÓ¦¸ÃÊÇÖ¸Ac+HAcµÄ×ܺͣ¬Æä´ÎÏȵ÷ºÃpHÔÙÏ¡ÊÍÖÁ100ml£¬pH»á±ä»¯£¬Ê§È¥ÒâÒå...

֮ǰ¼ÓÁËÊÊÁ¿Ë®ÈܽâNaAc£¬ºóÃæ¼ÓË®²¹×ãµÄ»°£¬¼Ó¼ÓÉÏËü±¾ÉíÒ²ÊÇ»º³åÈÜÒº£¬ËáÐԱ仯ºÜС£¬¼¸ºõ²»±äµÄ°É£¬4Mµ½µ×Ö¸µÄÊÇÓÎÀëAc-»¹ÊÇËùÓк¬AcµÄ°¡£¿
ŬÁ¦£¬ÈÏÕæ£¬ÈÌÄÍ
6Â¥2014-08-10 17:06:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liwentao2010

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ɽÌÎ

ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

¡ï ¡ï ¡ï
krystal1110(·ÑÒ¦ÓÀ·Ò´ú·¢): ½ð±Ò+3 2014-08-10 21:53:52
ÒýÓûØÌû:
6Â¥: Originally posted by krystal1110 at 2014-08-10 17:06:02
֮ǰ¼ÓÁËÊÊÁ¿Ë®ÈܽâNaAc£¬ºóÃæ¼ÓË®²¹×ãµÄ»°£¬¼Ó¼ÓÉÏËü±¾ÉíÒ²ÊÇ»º³åÈÜÒº£¬ËáÐԱ仯ºÜС£¬¼¸ºõ²»±äµÄ°É£¬4Mµ½µ×Ö¸µÄÊÇÓÎÀëAc-»¹ÊÇËùÓк¬AcµÄ°¡£¿...

Âú×ãÒªÇó¾ÍÐУ¬Ó¦¸ÃÊÇËùº¬AC
¼ÓÓÍ£¡
7Â¥2014-08-10 18:02:05
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

krystal1110

гæ (СÓÐÃûÆø)

ÒýÓûØÌû:
7Â¥: Originally posted by liwentao2010 at 2014-08-10 18:02:05
Âú×ãÒªÇó¾ÍÐУ¬Ó¦¸ÃÊÇËùº¬AC...

¾ÍÊÇÎÒËãºÃHAcºÍNaAcº¬Á¿ºó£¬¼ÓË®ÖÁ100mlºó£¬ÈôpHÆ«µÍÁË£¬¾Í×îºó¼Ó¼îµ÷»ØÀ´Êǰɣ¿
ŬÁ¦£¬ÈÏÕæ£¬ÈÌÄÍ
8Â¥2014-08-10 20:26:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

liwentao2010

ÈÙÓþ°æÖ÷ (ÎÄ̳¾«Ó¢)

ɽÌÎ

ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷ÓÅÐã°æÖ÷

ÒýÓûØÌû:
8Â¥: Originally posted by krystal1110 at 2014-08-10 20:26:39
¾ÍÊÇÎÒËãºÃHAcºÍNaAcº¬Á¿ºó£¬¼ÓË®ÖÁ100mlºó£¬ÈôpHÆ«µÍÁË£¬¾Í×îºó¼Ó¼îµ÷»ØÀ´Êǰɣ¿...

right
¼ÓÓÍ£¡
9Â¥2014-08-11 09:50:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ krystal1110 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 0832ʳƷ¿ÆÑ§Ó빤³Ìѧ˶282µ÷¼Á +4 ÓãÔÚË®ÖÐÓÎa 2026-04-02 7/350 2026-04-02 14:12 by baoball
[¿¼ÑÐ] 337Çóµ÷¼Á +11 ¡¶Ê÷¡· 2026-03-29 11/550 2026-04-02 10:20 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] ÖØÇì´óѧ²ÄÁÏÓ뻯¹¤085600£¬³õÊÔ370+£¬ÇóÇóµ÷¼Á½¨Òé +5 shzhou_ 2026-04-01 6/300 2026-04-02 10:05 by olim
[¿¼ÑÐ] 266Çóµ÷¼Á +10 ÑôÑôÍÛÈû 2026-04-01 10/500 2026-04-02 09:07 by vgtyfty
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©¿Æ¼¼£¬085601×Ü·Ö305Çóµ÷¼Á +9 °ëÉú¹Ï£¡ 2026-04-01 11/550 2026-04-02 08:28 by Wang200018
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»´ó²ÄÁϹ¤³Ì£¬×Ü·Ö358 +4 cs0106 2026-04-01 4/200 2026-04-02 07:42 by ÉÐË®¸óÖ÷
[¿¼ÑÐ] 08¹¤¿Æ275·ÖÇóµ÷¼Á +13 AaAa7420 2026-03-31 13/650 2026-04-02 06:19 by 286640313
[¿¼ÑÐ] 0856£¬269·ÖÇóµ÷¼Á +8 ÓÐѧÉϾÍÐÐÇóÇóÁ 2026-03-30 11/550 2026-04-01 22:33 by 2026²ÄÁϵ÷¼Á
[¿¼ÑÐ] 085601²ÄÁϹ¤³ÌÕÒµ÷¼Á +20 oatmealR 2026-03-29 21/1050 2026-04-01 21:00 by lijunpoly
[¿¼ÑÐ] 330·ÖÇóµ÷¼Á +11 qzenlc 2026-03-29 11/550 2026-04-01 14:32 by chenqifeng666
[¿¼ÑÐ] »¯Ñ§0703 µ÷¼Á 306·Ö Ò»Ö¾Ô¸211 +12 26ÒªÉϰ¶ 2026-03-28 12/600 2026-04-01 11:10 by chemdavid
[¿¼ÑÐ] ¿¼ÑÐÉúÎïÓëÒ½Ò©µ÷¼Á +7 Ìúº©º©123425 2026-03-31 7/350 2026-04-01 08:45 by JourneyLucky
[¿¼ÑÐ] ²ÄÁϹ¤³Ìר˶Çóµ÷¼Á +10 hyl3153942 2026-03-29 10/500 2026-03-31 16:31 by hypershenger
[¿¼ÑÐ] ²ÄÁÏÓ뻯¹¤272Çóµ÷¼Á +25 °¢Ë¹µÙ·Ò2004 2026-03-28 25/1250 2026-03-31 16:27 by hypershenger
[¿¼ÑÐ] 08¹¤¿Æ£¬295£¬½ÓÊÜ¿çרҵµ÷¼Á +6 lmnlzy 2026-03-30 6/300 2026-03-31 10:04 by cal0306
[¿¼ÑÐ] 328Çóµ÷¼Á +8 àŵεĻù±¾¶¼ 2026-03-27 8/400 2026-03-30 17:20 by Wang200018
[¿¼ÑÐ] 279Çóµ÷¼Á +4 µûÎèÇáÈÆ 2026-03-29 4/200 2026-03-29 09:45 by laoshidan
[¿¼ÑÐ] 356Çóµ÷¼Á +3 gysy?s?a 2026-03-28 3/150 2026-03-29 00:33 by 544594351
[¿¼ÑÐ] 085602 »¯¹¤×¨Ë¶ 338·Ö Çóµ÷¼Á +12 ·³ÕСç÷ 2026-03-27 12/600 2026-03-28 15:41 by L135790
[¿¼ÑÐ] 330Ò»Ö¾Ô¸Öйúº£Ñó´óѧ »¯Ñ§¹¤³Ì 085602 ÓжÁ²©ÒâÔ¸ Çóµ÷¼Á +3 wywy.. 2026-03-27 4/200 2026-03-28 03:32 by fmesaito
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û