±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 2137  |  »Ø¸´: 3
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

251777730

ľ³æ (ÕýʽдÊÖ)

[ÇóÖú] Ïõ»¯ pHÖµ ¼î¶È

ÎÒÃÇÖªµÀÏõ»¯¹ý³Ì»áÏûºÄË®Öеļî¶È¡¢µ¼ÖÂpHÖµ½µµÍ£¬ÀíÂÛÉÏÿ½µ½â1g°±µªÏûºÄ7.14g¼î¶È£¨Ì¼Ëá¸Æ£©£¬Òò´ËÈç¹û·ÏË®Öмî¶È²»×㣬ÐèÒª²¹³ä¼î¶È¡£Ò»°ãÊÇͶ¼Ó̼ËáÄÆ»ò̼Ëá¸Æ¡¢Ì¼ËáÇâÄÆµÈµÈ¡£ÄÇÈç¹ûͨ¹ýͶ¼ÓÇâÑõ»¯ÄÆ£¬Ð§¹û»áÔõôÑùÄØ£¿Ëü»á°ÑpHÖµµ÷ÕûÔÚÕý³£·¶Î§£¬µ«ºÃÏñ²»ÊÇͨ¹ýÔö¼Ó¼î¶ÈµÄ·½Ê½£¿
»Ø¸´´ËÂ¥

» ÊÕ¼±¾ÌûµÄÌÔÌûר¼­ÍƼö

»·±£

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

ÐÄÈôÂQ ~

Í­³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by ÌìϵÚN at 2012-05-14 22:58:47
Ò»°ãÉú²ú¹ý³ÌͶ¼ÓÇâÑõ»¯Äƽ϶࣬¼òµ¥Ò׿أ¬²Ù×÷Ç¿¶ÈÉԵͣ¬Ð§¹ûºÃÏñҲû·¢ÏÖ²»Õý³£¡£¡£

Õâ¸ö˵·¨¸Ð¾õÓÐÎó£¬NaOHÖ»Äܵ÷½ÚpH¡£µ«Ïõ»¯ËùÐèµÄ¼î¶Èʵ¼ÊÉÏÓ¦¸ÃÊÇCO3-¡¢HCO3-£¬¾ÍÊDZØÐëÓÐCÔªËØÔÚ£¬ÕâÊÇ×ÔÑø¾úµÄ̼Դ¡£ËùÒÔ˵£¬Í¶¼ÓNaOHÖ»ÄÜ˵¸Ä±äÁË·´Ó¦µÄpH£¬¶ø¶ÔÓÚÏõ»¯¾úÀ´Ëµ²¢Ã»ÓÐÔö¼ÓËüµÄÎÞ»ú̼Դ£¬²¢²»ÄÜÖ±½ÓÓ°ÏìÏõ»¯ËÙÂÊ¡£
4Â¥2021-01-11 18:38:55
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 4 ¸ö»Ø´ð

y_hao

ľ³æ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ymnh: ½ð±Ò+2, лл²ÎÓë½»Á÷£¬»¶Ó­³£À´»·¾³°æ 2012-05-14 23:51:52
1¡¢¼î¶ÈºÍpHÊÇÁ½¸ö²»Í¬¸ÅÄî
         ¼î¶ÈÊÇ·´Ó³Ë®ÌåÖÐOH-¡¢CO32-¡¢HCO3-¡¢NH3¡¢HCO3-¡¢ S2- ¡¢HS- µÈº¬Á¿£»
         PHÖ»ÊÇ·´Ó¦Ë®ÌåÖÐH+ºÍOH-µÄº¬Á¿

       ¼î¶ÈÏàͬ£¬pH²»Ò»¶¨Ïàͬ£¬±ÈÈç¼î¶È¶¼Îª0.10mmol/LµÄÇâÑõ»¯ÄƺÍ̼ËáÇâÄÆÈÜÒºpH·Ö±ðΪ13ºÍ8.3¡£

2¡¢Ì¼ËáÄÆ¡¢Ì¼ËáÇâÄÆ¡¢ÇâÑõ»¯ÄƵȶ¼¿ÉÒÔ×÷Ϊ¼î¶ÈͶ¼Ó

         1¡¢Na2CO3¡¢NaHCO3µÈ³ýÁ˶ÔËá¼î¾ßÓÐÒ»¶¨µÄÖкÍÄÜÁ¦£¬¶øÇÒ»¹¾ßÓÐÒ»¶¨µÄ»º³åÇ¿¶È£¬¶øNaOH²»¾ß±¸»º³å×÷Óã»

          2¡¢NaOHÖ±½ÓͶ¼Óµ½ÆØÆø³ØÖУ¬»ìºÏ²»¿ìµÄ»°£¬ÒòΪNaOH¼îÐÔºÜÇ¿£¬»á¶Ô¾Ö²¿µÄ΢ÉúÎï²úÉú¶¾º¦×÷Óã»

          3¡¢Na2CO3¡¢NaHCO3µÈ»¹¿ÉÒÔ×÷ΪÏõ»¯¾úµÄÎÞ»ú̼Դ£¬NaOHÖ»Äܵ÷½ÚpH¡£
ÃÅËäÉ裬³£ÑÚÇïÀ´´ºÈ¥¹ý¡£»¨¾¡Âä£¬ÔøÊÇ·ç´µÓê´ò´í¡£ÈËÒà´í£¬Ê±¹âÒà¹ý¡£
2Â¥2012-05-14 21:29:54
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÌìϵÚN

ľ³æ (ÖøÃûдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ymnh: ½ð±Ò+1, лл²ÎÓë½»Á÷£¬»¶Ó­³£À´»·¾³°æ 2012-05-14 23:51:58
Ò»°ãÉú²ú¹ý³ÌͶ¼ÓÇâÑõ»¯Äƽ϶࣬¼òµ¥Ò׿أ¬²Ù×÷Ç¿¶ÈÉԵͣ¬Ð§¹ûºÃÏñҲû·¢ÏÖ²»Õý³£¡£¡£
3Â¥2012-05-14 22:58:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ²ÄÁÏר˶322·Ö +10 ¹þ¹þ¹þºðºðºð¹þ 2026-04-01 10/500 2026-04-01 22:19 by Dyhoer
[¿¼ÑÐ] ½­ËտƼ¼´óѧÕвÄÁÏÑо¿Éú +4 Su032713. 2026-04-01 5/250 2026-04-01 22:03 by cccchenso
[¿¼ÑÐ] 070300»¯Ñ§279Çóµ÷¼Á +15 ¹þ¹þ¹þ^_^ 2026-03-31 17/850 2026-04-01 21:37 by ¸øÄãÄã×¢ÒâÐÝÏ¢
[¿¼ÑÐ] Ò»Ö¾Ô¸±±½»´ó²ÄÁϹ¤³Ì£¬×Ü·Ö358 +3 cs0106 2026-04-01 3/150 2026-04-01 20:15 by wxiongid
[¿¼ÑÐ] 0710ÉúÎïѧ¿¼Ñе÷¼Á +3 Àî¶àÃ×lee. 2026-03-27 4/200 2026-04-01 16:21 by zzchen2000
[¿¼ÑÐ] 086000ÉúÎïÓëÒ½Ò© ³õÊÔ274Çóµ÷¼Á +5 С¶£µ±À´ÁË 2026-03-30 6/300 2026-04-01 14:25 by mxj1203
[¿¼ÑÐ] 302Çóµ÷¼ÁÒ»Ö¾Ô¸±±º½070300£¬±¾¿ÆÖ£´ó»¯Ñ§ +8 Ê¥ÈÕ¶úÂüÌõ 2026-04-01 10/500 2026-04-01 14:03 by ZXlzxl0425
[¿¼ÑÐ] 333Çóµ÷¼Á +4 °¢¿ÆÒÝ 2026-03-31 4/200 2026-04-01 09:11 by jp9609
[¿¼ÑÐ] Çóµ÷¼Á£º085600²ÄÁÏÓ뻯¹¤£¬¿¼²Ä¿Æ»ù£¬×Ü·Ö319 +17 678lucky 2026-03-31 21/1050 2026-04-01 01:40 by 1018329917
[¿¼ÑÐ] Ò»Ö¾Ô¸£ºÎ÷±±´óѧ£¬Ó¢Ò»ÊýÒ»408-284·ÖÇóµ÷¼Á +7 12.27 2026-03-27 7/350 2026-03-31 21:59 by lbsjt
[¿¼ÑÐ] Çóµ÷¼Á ÉúÎïѧ 377·Ö +6 zzll03 2026-03-31 6/300 2026-03-31 17:33 by ÌÆãå¶ù
[¿¼ÑÐ] ½­ËÕËÕ±±¸ßУ³ÏÑûµ÷¼Áͬѧ +3 zzll406 2026-03-31 3/150 2026-03-31 16:54 by ¼°Ê±ÐÐÀÖfan
[¿¼ÑÐ] 08¹¤¿Æ£¬295£¬½ÓÊÜ¿çרҵµ÷¼Á +6 lmnlzy 2026-03-30 6/300 2026-03-31 10:04 by cal0306
[¿¼ÑÐ] 083000»·¾³¿ÆÑ§Ó빤³Ìµ÷¼Á£¬×Ü·Ö281 +4 ³È×Ó£¨Ê¤Ò⣩ 2026-03-30 4/200 2026-03-31 00:44 by Linzejun
[¿¼ÑÐ] 310Çóµ÷¼Á +10 ÕùÈ¡¾Åµã˯ 2026-03-30 10/500 2026-03-30 16:45 by ztnimte
[¿¼ÑÐ] Çóµ÷¼Á +10 ÕÅzz111 2026-03-27 11/550 2026-03-30 09:17 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 283Çóµ÷¼Á +3 A child 2026-03-28 3/150 2026-03-28 15:41 by ms629
[¿¼ÑÐ] 298µ÷¼Á +3 jiyingjie123 2026-03-27 3/150 2026-03-27 11:57 by wxiongid
[¿¼ÑÐ] 292Çóµ÷¼Á +4 ÇóÇóÁËÊÕÏÂÎÒ°É£ 2026-03-26 4/200 2026-03-27 10:37 by zhshch
[¿¼ÑÐ] »·¾³×¨Ë¶324·ÖÇóµ÷¼ÁÍÆ¼ö +5 ÐùСÄþ¡ª¡ª 2026-03-26 5/250 2026-03-26 12:05 by i_cooler
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û