Znn3bq.jpeg
²é¿´: 841  |  »Ø¸´: 3
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

maytonmm

Í­³æ (ÕýʽдÊÖ)

[ÇóÖú] Çë½ÌÒ»¸ö»¯Ñ§¼ÆËã·½ÃæµÄÎÊÌâ

ÏËÎ¬ËØº¬Á¿²â¶¨£º
ÁòËáË®½â·¨¡£½«ÑùÆ··ÛËéºó£¬³ÆÈ¡0.005gÑùÆ·ÓÚÊÔ¹ÜÖУ¬¼ÓÈë2.5ml´×ËáºÍÏõËá»ìºÏÒº£¨1£º1£©£¬¸ÇÉÏÇòÐβ£¸Ç£¬Ö÷ÐˮԡÖмÓÈÈ25min£¬²¢²»¶Ï½Á°è¡£È¡³öÊԹܣ¬ÀäÈ´ºóÀëÐÄ£¬ÆúÈ¥ÉÏÇåÒº£¬³ÁµíÓÃÕôÁóË®³åÏ´Èý´Î£»Ïò³ÁµíÖмÓÈë5mlÖÊÁ¿·ÖÊý10%µÄÁòËáºÍ5ml 0.1mol/LµÄÖØ¸õËá¼ØÈÜÒº£¬Ò¡ÔÈ£¬½þÈë·ÐˮԡÖÐ10min£¬È¡³öºóµ¹ÈëÈý½ÇÆ¿ÖУ¬ÓÃÊÊÁ¿ÕôÁóË®³åÏ´ÊÔ¹ÜÈý´Î£¬Ò»²¢µ¹ÈëÈý½ÇÆ¿ÖУ»ÈÜÒºÀäÈ´ºó¼ÓÈë2.5mlÖÊÁ¿·ÖÊý20%ºÍ1mlÖÊÁ¿·ÖÊýΪ0.5%µÄµí·ÛÈÜÒº£¬ÓÃ0.2mol/LÁò´úÁòËáÄÆµÎ¶¨£¨µâÁ¿·¨£©£»ÁíÍâµ¥¶ÀµÎ¶¨¼ÓÈëÁË5mlÖÊÁ¿·ÖÊýΪ10%µÄÁòËáºÍ0.1mol/LµÄÖØ¸õËá¼ØÈÜÒº5ml ×÷Ϊ¿Õ°×Ñù¡£ÏËÎ¬ËØº¬Á¿¼ÆË㹫ʽ£ºX=K*(a-b)/(n*24)
ʽÖУº24£º1molC6H10O5Ï൱ÓÚÁò´úÁòËáÄÆµÄµ±Á¿Êý£»
      K£ºÁò´úÁòËáįō¶È£¬mol/L£»
      a£º Ϊ¿Õ°×µÎ¶¨ËùÏûºÄÁò´úÁòËáÄÆÌå»ý£¬ml£»
      b£º ÈÜÒºËùÏûºÄÁò´úÁòËáÄÆÌå»ý£¬ml£»
      n£º ÑùÆ·ÖÊÁ¿£¬g¡£
Çó½Ì£¬×îºóÇóµÃXµ¥Î»ÊÇʲô£¿
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

Ðþ•„LXJ

Òø³æ (СÓÐÃûÆø)

Â¥Ö÷ÄãºÃ£¡ÇëÎʲⶨÏËÎ¬ËØº¬Á¿Ê±£¬¼ÓÈë5mL´×ËáºÍÏõËá»ìºÏҺŨ¶È¸÷ÊǶàÉÙ£¿ÔõôÅäÖõÄÄØ£¿Â¥Ö÷£¬Ï£ÍûÄãÄܻظ´ÎÒ¡£Ð»Ð»ÁËÀ²£¡
3Â¥2015-09-28 22:56:41
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 4 ¸ö»Ø´ð

ÄäÃû

Óû§×¢Ïú (СÓÐÃûÆø)

¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
±¾Ìû½öÂ¥Ö÷¿É¼û
2Â¥2013-04-20 08:53:23
ÒÑÔÄ   ÉêÇëAPEPI   »Ø¸´´ËÂ¥   ±à¼­   ²é¿´ÎÒµÄÖ÷Ò³

·ÉÏèµÄÓ¥XSC

гæ (³õÈëÎÄ̳)

Çë½ÌÒ»ÏÂÂ¥Ö÷ÓÃÕâÖÖ·½·¨²â³öÏËÎ¬ËØº¬Á¿ÁËÂð£¿ÎÒÓÃÕâÖÖ·½·¨Ò»Ö±²â²»³öÀ´ÏËÎ¬ËØº¬Á¿£¬ÄÜÏòÄãÇë½ÌһϾ­ÑéÂð£¿Ð»Ð»¡£
4Â¥2016-03-10 22:07:52
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[ÕÒ¹¤×÷] ɽ¶«¸ßУ½Ìʦ¿¼ºË³¬¼¶ÎÞµ×Ïߣ¬Ô±¹¤¹ý²»ÏÂÈ¥À² +4 qut2026 2026-04-09 9/450 2026-04-12 00:54 by qut2026
[¿¼ÑÐ] 0860004 Çóµ÷¼Á 309·Ö +9 Yin DY 2026-04-08 9/450 2026-04-11 22:55 by dongdian1
[¿¼ÑÐ] 271Çóµ÷¼Á +21 2261744733 2026-04-11 21/1050 2026-04-11 20:19 by Angchemist
[¿¼ÑÐ] Çóµ÷¼Á +3 θ¾·ÂÎÀÛÁË 2026-04-11 5/250 2026-04-11 14:13 by luhong1990
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +9 »ý¼«ÏòÉÏ£» 2026-04-10 11/550 2026-04-11 09:25 by Öí»á·É
[¿¼ÑÐ] ÉúÎïѧ308Çóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£© +6 ÏàÐűػá¹ââÍòÕ 2026-04-10 6/300 2026-04-11 05:23 by zhuwenxu
[¿¼ÑÐ] ¼ÆËã»úÀàÇóµ÷¼Á£¬22408-274·Ö +7 Éϰ¶deС³æ 2026-04-09 8/400 2026-04-10 19:56 by fxue1114
[¿¼ÑÐ] ±¾9 Ò»Ö¾Ô¸Î÷¹¤´ó085601 324Çóµ÷¼Á +5 wysyjs25 2026-04-10 5/250 2026-04-10 16:57 by luoyongfeng
[ÂÛÎÄͶ¸å] mdpiСÐÞrvrʱ¼äËÄÎåÌìÁË 20+3 ¹þ¹þhigh 2026-04-08 5/250 2026-04-10 16:02 by ±±¾©À³ÒðÈóÉ«
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷½»»úеר˶Çóµ÷¼Á +8 ÇóÉϰ¶µÄСÍõ 2026-04-10 8/400 2026-04-10 15:09 by hemengdong
[¿¼ÑÐ] 0702ÎïÀíѧѧ˶299Çóµ÷¼Á +6 ÆîÆâÁ¬ 2026-04-06 6/300 2026-04-10 11:10 by Roomoo
[¿¼ÑÐ] ½­ËÕ´óѧ ¹¤¿Æµ÷¼Á ¼ñ© +3 Evan_Liu 2026-04-09 5/250 2026-04-10 10:22 by Evan_Liu
[¿¼ÑÐ] 314Çóµ÷¼Á +14 weltZeng 2026-04-09 14/700 2026-04-09 23:14 by wolf97
[¿¼ÑÐ] ±¾¿Æ211 ¹¤¿Æ085400 280·ÖÇóµ÷¼Á ¿É¿çרҵ +3 LZH£¨µÈ´ýµ÷¼ÁÖÐ 2026-04-09 3/150 2026-04-09 21:29 by wutongshun
[¿¼ÑÐ] 0860004 Çóµ÷¼Á 309·Ö +6 Yin DY 2026-04-09 6/300 2026-04-09 10:19 by °¡Àî999
[¿¼ÑÐ] 286Çóµ÷¼Á +19 Faune 2026-04-08 20/1000 2026-04-09 08:36 by ŶŶ123
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÄÏʦ·¶´óѧ0702ÎïÀíѧ305µ÷¼Á +4 Äî³£°² 2026-04-07 6/300 2026-04-08 22:53 by bljnqdcc
[¿¼ÑÐ] 331Çóµ÷¼Á +5 luoxin0706. 2026-04-08 5/250 2026-04-08 22:15 by zhouyuwinner
[¿¼ÑÐ] 344Çóµ÷¼Á +11 κ×Óper 2026-04-07 11/550 2026-04-07 23:01 by JourneyLucky
[¿¼ÑÐ] һ־Ը̫ԭÀí¹¤´óѧ¼ÆËã»ú¼¼Êõר˶348£¬Çóµ÷¼ÁÖ¸µ¼ +3 nexious 2026-04-05 3/150 2026-04-07 08:19 by jp9609
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û