±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 2531  |  »Ø¸´: 19
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

Ó¢»ªÑ§×Ó

ר¼Ò¹ËÎÊ

ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡

[ÇóÖú] ÓÐûÓвâ¹ýôÇÖµµÄ£¬ÇëÎÊÓÐʲôעÒâÊÂÏîÂð ÒÑÓÐ4È˲ÎÓë

ÓÐûÓвâ¹ýôÇÖµµÄ£¬×îºÃÊDzâ¹ý¾Û°±õ¥ôÇÖµ£¬ÎÒ×î½ü²âµÃ¿Õ°×ÊÔÑéÏà²îÓеã´ó£¬²»ÖªµÀÔ­Òò£¬ÇëÎÊ»¹ÓÐʲôעÒâÊÂÏîÂð£¬Ð»Ð»
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

ÎÞÊÓ¾üÍÅ

½û³æ

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
Ó¢»ªÑ§×Ó: ½ð±Ò+5, ¡ïÓаïÖú 2016-01-12 09:26:32
Ê÷Ö¬ôÇ»ùµÄ²â¶¨
£¨1£©ÊÔ¼Á£ºÒÒËáôû-ßÁà¤ÈÜÒº£¨¼´Åä¼´Óã©£»0.5mol/L NaOH±ê×¼ÈÜÒº£»1%£¨m/V£©·Ó̪  
£¨2£©²Ù×÷·½·¨£º³ÆÈ¡£¨1¡«2£©g£¨×¼È·ÖÁ0.001g£©Ê÷Ö¬ÖÃÓÚ´ø»ØÁ÷ÀäÄýÆ÷µÄÄ¥¿ÚÈý½ÇÉÕÆ¿ÖУ¬ÓÃÒÆÒº¹Ü¼ÓÈë10mLÒÒËáôû-ßÁà¤ÈÜÒº½ÓÉÏÀäÄý¹Ü£¬ÇáÇáÒ¡¶¯Ê¹ÆäÈܽ⣬ÖÃÓÚ£¨100¡À2£©¡æÓÍÔ¡ÖлØÁ÷2h¡£Í£Ö¹¼ÓÈÈ£¬´ÓÀäÄý¹Ü¶¥²¿¼ÓÈë10mLÕôÁóË®£¬·ÅÖÃ10minºó£¬ÔÙ¼ÓÈë50mLÎÞË®ÒÒ´¼³åÏ´£¬È¡ÏÂÈý½ÇÆ¿¡£ÒÔ·Ó̪Ϊָʾ¼Á£¬ÓÃ0.5 mol/L NaOH±ê×¼ÈÜÒºµÎ¶¨ÖÁ΢ºìÉ«¡£Í¬Ê±×÷¿Õ°×ÊÔÑé¡£
£¨3£© ôÇÖµ£¨100%£©°´Ê½£¨1£©¼ÆËã
                             £¨V0-V1£©¡ÁC¡Á56.11
ôÇÖµ£¨100%£©£¨mgKOH/g£©= ¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª¡ª    £¨1£©
                              m¡ÁNV
ÆäÖУ¬V0¡ª¿Õ°×ÊÔÑéNaOHÈÜÒºµÄÌå»ýmL£»V1¡ªÊÔÑùÏûºÄNaOHÈÜÒºµÄÌå»ýmL£»
C¡ª¡ªNaOH±ê×¼ÈÜÒºµÄŨ¶È£¬mol/L£» m¡ª¡ªÑùÆ·µÄÖÊÁ¿£¬g£»NV¡ª¡ª²»»Ó·¢ÎﺬÁ¿£¬%
£¨4£©½á¹ûµÄ±íʾ£ºÁ½´ÎƽÐвⶨ½á¹ûµÄ¾ø¶ÔÎó²î²»µÃ´óÓÚ2 mgKOH/g£¬½á¹ûȡƽ¾ùÖµ¡£
4Â¥2016-01-11 16:18:21
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 20 ¸ö»Ø´ð

dengzhaozhao

³¬¼¶°æÖ÷

ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÒÔǰ¸ã¹ýôÇÖµ²âÊÔ£¬±¾ÉíÎó²î¾ÍºÜ´ó¡£
ÎÒÊÇÕѸç
2Â¥2016-01-11 09:01:16
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Ó¢»ªÑ§×Ó

¶Ò»»¹ó±ö

ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡

ÒýÓûØÌû:
2Â¥: Originally posted by dengzhaozhao at 2016-01-11 09:01:16
ÒÔǰ¸ã¹ýôÇÖµ²âÊÔ£¬±¾ÉíÎó²î¾ÍºÜ´ó¡£

¶Ôѽ£¬×öÁ˺öà´Î£¬¸Ð¾õÀÛ¾õ²»°®ÁË£¬Äã¾ßÌå×öÄÄ·½ÃæµÄôÇÖµ²âÊÔ

·¢×ÔСľ³æAndroid¿Í»§¶Ë
ÇഺûÓÐʧ°Ü
3Â¥2016-01-11 09:08:13
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

THOOO

³¬¼¶°æÖ÷

ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡ÓÅÐ㣡£¡ÓÐľÓУ¡£¡£¡

ÒýÓûØÌû:
4Â¥: Originally posted by ÎÞÊÓ¾üÍÅ at 2016-01-11 16:18:21
Ê÷Ö¬ôÇ»ùµÄ²â¶¨
£¨1£©ÊÔ¼Á£ºÒÒËáôû-ßÁà¤ÈÜÒº£¨¼´Åä¼´Óã©£»0.5mol/L NaOH±ê×¼ÈÜÒº£»1%£¨m/V£©·Ó̪  
£¨2£©²Ù×÷·½·¨£º³ÆÈ¡£¨1¡«2£©g£¨×¼È·ÖÁ0.001g£©Ê÷Ö¬ÖÃÓÚ´ø»ØÁ÷ÀäÄýÆ÷µÄÄ¥¿ÚÈý½ÇÉÕÆ¿ÖУ¬ÓÃÒÆÒº¹Ü¼ÓÈë10mLÒÒËáôû ...

¹«Ê½ÑÛÊ죬²»¹ýÌ«¾ÃûÓùýÁË¡£

·¢×ÔСľ³æAndroid¿Í»§¶Ë
5Â¥2016-01-11 18:27:09
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 302Çóµ÷¼ÁÒ»Ö¾Ô¸±±º½070300£¬±¾¿ÆÖ£´ó»¯Ñ§ +7 Ê¥ÈÕ¶úÂüÌõ 2026-04-01 8/400 2026-04-01 11:13 by chemdavid
[¿¼ÑÐ] 349Çóµ÷¼Á +4 ³ÔµÄ²»ÉÙ 2026-04-01 4/200 2026-04-01 10:14 by ÌÆãå¶ù
[¿¼ÑÐ] 314Çóµ÷¼Á +5 1xiaojun23 2026-03-31 5/250 2026-04-01 10:07 by С°²°²Ë¯¾õ
[¿¼ÑÐ] Ò»Ö¾Ô¸ ÄϾ©º½¿Õº½Ìì´óѧ £¬080500²ÄÁÏ¿ÆÑ§Ó빤³Ìѧ˶ +6 @taotao 2026-03-30 6/300 2026-04-01 09:52 by JourneyLucky
[¿¼ÑÐ] ÍÁľ304Çóµ÷¼Á +3 ÍÃͻͻͻ£¬ 2026-03-31 3/150 2026-04-01 09:42 by JourneyLucky
[¿¼ÑÐ] 333Çóµ÷¼Á +4 °¢¿ÆÒÝ 2026-03-31 4/200 2026-04-01 09:11 by jp9609
[¿¼ÑÐ] ²ÄÁÏר˶306Ó¢Ò»Êý¶þ +5 z1z2z3879 2026-03-31 5/250 2026-04-01 08:56 by EBSD
[¿¼ÑÐ] 307·ÖÇóµ÷¼Á +7 (o~o) 2026-03-31 7/350 2026-04-01 08:20 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸»ª¶«Ê¦·¶´óѧÓлú»¯Ñ§×¨Òµ£¬³õÊÔ351·Ö£¬¸´ÊÔ±»Ë¢Çóµ÷¼Á! +9 ÕæÃûÓбù 2026-03-29 10/500 2026-03-31 18:01 by xhai2011
[¿¼ÑÐ] ±¾2Ò»Ö¾Ô¸C9-333·Ö£¬²ÄÁÏ¿ÆÑ§Ó빤³Ì£¬Çóµ÷¼Á +9 ÉýÉý²»½µ 2026-03-31 9/450 2026-03-31 18:01 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 086000ÉúÎïÓëÒ½Ò© ³õÊÔ274Çóµ÷¼Á +4 С¶£µ±À´ÁË 2026-03-30 4/200 2026-03-31 16:48 by shengliu165
[¿¼ÑÐ] 315Çóµ÷¼Á +6 akie... 2026-03-28 7/350 2026-03-31 16:48 by asdfzly
[¿¼ÑÐ] 0703»¯Ñ§ +20 ÄÝÄÝninicgb 2026-03-27 20/1000 2026-03-31 13:33 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 334Çóµ÷¼Á +7 Trying] 2026-03-31 7/350 2026-03-31 12:33 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 332Çóµ÷¼Á +14 032500 2026-03-25 14/700 2026-03-30 20:03 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 327Çóµ÷¼Á +5 С¿¨²»¿¨. 2026-03-29 5/250 2026-03-30 19:30 by Wang200018
[¿¼ÑÐ] 290Çóµ÷¼Á +3 dfffsar 2026-03-29 3/150 2026-03-29 22:38 by ëë밢Ī2
[¿¼ÑÐ] 291Çóµ÷¼Á +5 Y-cap 2026-03-29 6/300 2026-03-29 13:18 by mumin1990
[¿¼ÑÐ] 0856µ÷¼Á +5 ÇóÇóÈÃÎÒÓÐÊé¶Á° 2026-03-26 6/300 2026-03-27 15:12 by caszguilin
[¿¼ÑÐ] µ÷¼Á +4 èÖèÖyoyo 2026-03-26 4/200 2026-03-26 20:43 by fmesaito
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û