²é¿´: 4796  |  »Ø¸´: 10
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

zjytiantang

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] Ôõôͨ¹ýÇâÀë×ÓŨ¶ÈËã³öPHÖµ

СµÜÔÚһƬÎÄÏ×ÉÏ¿´µ½~¡¶·´Ó¦Íê³Éºó¼ÓÈëË®´ïµ½ÇâÀë×Ó×îºóŨ¶ÈΪ1.5mol/L¡·Õâ¾ä»°£¬Ëû¼Ó¶àÉÙÁ¿ Ôõô²âµÃÇâÀë×Ó×îºóŨ¶ÈΪ1.5mol/L£¬ÊDz»ÊÇ֮ǰËãºÃµÄ1.5mol/L È»ºó¼ÓË®²âµÄPH°¡¡£Ð¡µÜ²»²Å£¬Ï£Íû¸÷λҩ·ÖµÄ´óÄöà¶àÖ¸½Ì~ Ï£ÍûÄÜд³ö¾ßÌå¹ý³Ì¡£
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

aliciadian

гæ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
zjytiantang: ½ð±Ò+2 2012-12-26 08:46:55
PH=-log(ÇâÀë×ÓŨ¶È£©¡£°Ñ×îºóÐèÒª´ïµ½µÄÇâÀë×ÓŨ¶È»»Ëã³ÉPHÖµ£¬È»ºóÓõç×ÓPH²â¶¨ÒÇ£¬¿ÉÒԱ߼ÓË®±ß²âPH¡£
3Â¥2012-12-25 23:47:08
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 11 ¸ö»Ø´ð

µØÓüѪÓÄÁé

ר¼Ò¹ËÎÊ (Ö°Òµ×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
¿ÉÒԵζ¨°¡£¬ÓüÇâÑõ»¯ÄÆ
2Â¥2012-12-25 16:41:04
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

zjytiantang

½ð³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by aliciadian at 2012-12-25 23:47:08
PH=-log(ÇâÀë×ÓŨ¶È£©¡£°Ñ×îºóÐèÒª´ïµ½µÄÇâÀë×ÓŨ¶È»»Ëã³ÉPHÖµ£¬È»ºóÓõç×ÓPH²â¶¨ÒÇ£¬¿ÉÒԱ߼ÓË®±ß²âPH¡£

ÄÇÎÒÕâ¸öдµÄÊÇÇâÀë×ÓŨ¶ÈΪ1.5mol/L£¬ÄÇËûµÄPH¾ÍÊÇ
PH=-log(ÇâÀë×ÓŨ¶È)£¬PH=-log1.5£¬PH= -0.17609125905568
ÊÇÕâôËãµÄô~ PH¸ºµÄÔõô²âÄØ£¬ÒªÊÇÕýµÄ»°0.17Ò²²»Ì«ËáÁËÄØ¡£
4Â¥2012-12-26 09:01:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

·¡Âé×Ó

Ìú¸Ëľ³æ (ÖªÃû×÷¼Ò)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
pHÖµ±¾À´¾ÍÓиºµÄ
²»ÒªÃÔÁµ½ã¡£½ãжÁË×±ÒªÄãÍÂѪ¡£
5Â¥2012-12-26 09:26:23
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 26¿¼ÑÐÇóµ÷¼Á +6 ؼºêSir 2026-03-13 6/300 2026-03-17 16:13 by ×íÔÚ·çÀï
[¿¼ÑÐ] Ò»Ö¾Ô¸ËÕÖÝ´óѧ²ÄÁϹ¤³Ì£¨085601£©×¨Ë¶ÓпÆÑо­ÀúÈýÏî¹ú½±Á½¸öʵÓÃÐÍרÀûÒ»ÏîÊ¡¼¶Á¢Ïî +6 ´ó»ðɽС»ðɽ 2026-03-16 8/400 2026-03-17 15:05 by ÎÞи¿É»÷111
[¿¼ÑÐ] ±¾ÈË¿¼085602 »¯Ñ§¹¤³Ì ר˶ +15 ²»ÖªµÀ½Ðʲô£¡ 2026-03-15 17/850 2026-03-17 10:13 by Sammy2
[ÂÛÎÄͶ¸å] ÓÐûÓдóÀз¢Ð¡ÂÛÎÄÄÜ´øÎÒ¸ö¶þ×÷ +3 ÔöÈñ©ÈË 2026-03-17 4/200 2026-03-17 09:26 by xs74101122
[¿¼ÑÐ] 274Çóµ÷¼Á +5 ʱ¼äµã 2026-03-13 5/250 2026-03-17 07:34 by ÈÈÇéɳĮ
[¿¼ÑÐ] »¯Ñ§¹¤³Ì321·ÖÇóµ÷¼Á +10 ´óÃ×·¹£¡ 2026-03-15 13/650 2026-03-17 06:57 by laoshidan
[¿¼ÑÐ] »¯Ñ§µ÷¼Á0703 +8 °¡ÎÒÎÒµÄ 2026-03-11 8/400 2026-03-16 17:23 by ÎҵĴ¬Îҵĺ£
[»ù½ðÉêÇë] ½ñÄêµÄ¹ú»ù½ðÊÇ´ò·ÖÖÆÂ𣿠50+3 zhanghaozhu 2026-03-14 3/150 2026-03-16 17:07 by ±±¾©À³ÒðÈóÉ«
[¿¼ÑÐ] 304Çóµ÷¼Á +5 ËØÄê¼ÀÓï 2026-03-15 5/250 2026-03-16 17:00 by ÎҵĴ¬Îҵĺ£
[¿¼ÑÐ] 304Çóµ÷¼Á +3 ÂüÊâ2266 2026-03-14 3/150 2026-03-16 16:39 by houyaoxu
[¿¼ÑÐ] 277²ÄÁÏ¿ÆÑ§Ó빤³Ì080500Çóµ÷¼Á +3 ×ÔÓɼå±ý¹û×Ó 2026-03-16 3/150 2026-03-16 14:10 by ÔËÆøyunqi
[¿¼ÑÐ] 0703 ÎïÀí»¯Ñ§µ÷¼Á +3 ÎÒ¿ÉÒÔÉϰ¶µÄ¶Ô 2026-03-13 5/250 2026-03-16 10:50 by ÎÒ¿ÉÒÔÉϰ¶µÄ¶ÔÂ
[¿¼ÑÐ] 288Çóµ÷¼Á +4 Ææµã0314 2026-03-14 4/200 2026-03-14 23:04 by JourneyLucky
[¿¼ÑÐ] 289Çóµ÷¼Á +4 ÕâôÃû×ÖÕ¦Ñù 2026-03-14 6/300 2026-03-14 18:58 by userper
[¿¼ÑÐ] ²ÄÁÏ080500µ÷¼ÁÇóÊÕÁô +3 Ò»¿Åmeteor 2026-03-13 3/150 2026-03-14 10:54 by peike
[¿¼ÑÐ] 266Çóµ÷¼Á +4 ѧԱ97LZgn 2026-03-13 4/200 2026-03-14 08:37 by zhukairuo
[¿¼ÑÐ] ¡¾¿¼Ñе÷¼ÁÇóÊÕÁô¡¿ +3 Ceciilia 2026-03-11 3/150 2026-03-13 20:18 by JourneyLucky
[¿¼ÑÐ] 289Çóµ÷¼Á +3 ÀîÕþÓ¨ 2026-03-12 3/150 2026-03-13 11:02 by Çóµ÷¼Ázz
[¿¼ÑÐ] »¯¹¤Ñ§Ë¶306Çóµ÷¼Á +9 42838695 2026-03-12 9/450 2026-03-13 10:16 by houyaoxu
[¿¼ÑÐ] 279Çóµ÷¼Á +3 Īxiao 2026-03-10 4/200 2026-03-11 08:06 by Õ¶»êµÎÍÃ×Ó£¡
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û