ÔÆÌ⺣ - רҵÎÄÕ·¶ÀýÎĵµ×ÊÁÏ·ÖÏíÆ½Ì¨

µ±Ç°Î»ÖãºÊ×Ò³ > ·ÖÎö»¯Ñ§Ï²ᣨ»ªÖÐʦ´ó-µÚËİ棩-¸ß½ÌÉç

·ÖÎö»¯Ñ§Ï²ᣨ»ªÖÐʦ´ó-µÚËİ棩-¸ß½ÌÉç

  • 62 ´ÎÔĶÁ
  • 3 ´ÎÏÂÔØ
  • 2025/7/5 15:12:19

10£®½â£º?1? VNaOH 15.50 15.60 15.70 15.80 E 7.70 8.24 9.43 10.03

?E 5.4 11.9 6 ?V?2E 2 65 -59

?V ?Vep?15.50??15.70?15.60?? =15.56ml

65

65?5911VÖÕ??15.56?7.83ml 227.83?7.00 µÎ¶¨Ò»°ëpH°ëΪ£ºpH°ë=5.47+£¨6.60-5.47£©?

14.00?7.00(2)µÎ¶¨ÖÁÒ»°ëʱµÄÌå»ýV°ë? =5.6 ´Ëʱ aH??10?5.6?2.51?10?6

¶øµÎ¶¨ÖÁÒ»°ëʱ£ºaA??aHA ?Ka?

aH?gaA?aHA?aH??2.51?10?6

µÚÊ®ÈýÕ µç½â¼°¿âÂØ·ÖÎö·¨

1.´ð£º·Ö½âµçѹ£ºÔÚµç½âʱ£¬Äܹ»Ê¹±»µç½âÎïÖÊÔÚÁ½µç¼«ÉϲúÉúѸËÙ£¬Á¬ÐøµÄµë¼Ç·´Ó¦£¬ËùÐèµÄ×îµÍÍâ¼Óµçѹ¡£

Ö»Óе±Íâ¼Óµçѹ´ïµ½Äܿ˷þ´Ëµç½â³ØµÄ·´µç¶¯ÊÆÊ±£¬µç½â²ÅÄܼÌÐø½øÐУ¬i-UÇúÏßÉϵĵç½âµçÁ÷²ÅÄÜËæÍâ¼ÓµçѹµÄÔö´óÏÔÖøÉÏÉý¡£

2£®´ð£ºÔÚ¿ØÖƵçÁ÷µç½â·ÖÎöÖУ¬ÓÉÓÚµç½âµçÁ÷´ó£¬²¢ÇÒ»ù±¾ºã¶¨£¬Òò´Ëµç½âЧÂʸߣ¬·ÖÎöËٶȿ졣µ«ÓÉÓÚÒõ¼«µçλ²»¶Ï¸ºÒÆ£¬ÆäËüÖÖÀë×ÓÒ²ÓпÉÄܳÁ»ýÏÂÀ´£¬ËùÒÔÑ¡ÔñÐԲ

ÓÉÓÚ¿ØÖÆÒõ¼«µçλÄÜÓÐЧµÄ·ÀÖ¹¹²´æÀë×ӵĸÉÈÅ£¬Òò´ËÑ¡ÔñÐԺ᣸÷¨¼È¿É×÷¶¨Á¿²âÁ¿£¬Óֿɹ㷺µØÓÃ×÷·ÖÀë¼¼Êõ£¬³£ÓÃÓÚ¶àÖÖ½ðÊôÀë×Ó¹²´æÇé¿öϵÄijһÖÖÀë×ӵIJⶨ¡£ 6£®´ð£º¿âÂØ·ÖÎöµÄÏȾöÌõ¼þÊǵçÁ÷ЧÂÊΪ100%¡£µçÁ÷ЧÂÊÊÇÖ¸±»²âÎïÖÊËùÏûºÄµÄµçÁ¿£¨Qt£©Óëͨ¹ýµç½â³ØµÄ×ܵçÁ¿£¨Qt£©

ʵ¼ÊÓ¦ÓÃÖÐÓÉÓÚ¸±·´Ó¦µÄ´æÔÚ£¬Ê¹100%µÄµçÁ÷ЧÂʺÜÄÑʵÏÖ£¬ÆäÖ÷ÒªÔ­ÒòΪ£º 1.ÈܼÁµÄµç¼«Ð§Ó¦ ³£ÓõÄÈܼÁΪˮ£¬Æäµç¼«·´Ó¦Ö÷ÒªÊÇHµÄ»¹Ô­ºÍË®µÄµç½â¡£ÀûÓÿØÖƹ¤×÷µç¼«µçλºÍÈÜÒºPHµÄ°ì·¨ÄÜ·ÀÖ¹Çâ»òÑõÔڵ缫ÉÏÎö³ö¡£ÈôÓÃÓлúÈܼÁ¼°ÆäËü»ìºÏÈÜÒº×÷µç½âÒº£¬Îª·ÀÖ¹ËüÃǵĵç½â£¬Ó¦ÊÂÏÈÈ¡¿Õ°×ÈÜÒº»æÖÆ ¡ªUÇúÏߣ¬ÒÔÈ·¶¨ÊÊÒ˵ĵçѹ·¶Î§¼°µç½âÌõ¼þ¡£

2.µç»îÐÔÔÓÖÊÔڵ缫Éϵķ´Ó¦ ÊÔ¼Á¼°ÈܼÁÖÐ΢Á¿Ò×»¹Ô­»òÒ×Ñõ»¯µÄÔÓÖÊÔڵ缫ÉÏ·´Ó¦Ò²»ØÓ°ÏìµçÁ÷ЧÂÊ¡£¿ÉÒÔÓô¿ÊÔ¼Á×÷¿Õ°×¼ÓÒÔУÕýÏû³ý£»Ò²¿ÉÒÔͨ¹ýÔ¤µç½â³ýÈ¥ÔÓÖÊ£¬¼´ÓñÈËùÑ¡¶¨µÄÒõ¼«µçλ¸º0.3¡ª0.4VµÄÒõ¼«µçλ¶ÔÊÔ¼Á½øÐÐÔ¤µç½â£¬Ö±ÖÁµçÁ÷½µµÍµ½²ÐÓàµçÁ÷Ϊֹ¡£

3.ÈÜÒºÖпÉÈÜÐÔÆøÌåµÄµç¼«·´Ó¦ ÈÜ½âÆøÌåÖ÷ÒªÊÇ¿ÕÆøÖеÄÑõÆø£¬Ëü»áÔÚÒõ¼«ÉÏ»¹Ô­ÎªH2O»òH2O2¡£³ýÈ¥ÈܽâÑõµÄ·½·¨ÊÇÔÚµç½âǰͨÈë¶èÐÔÆøÌ壨һ°ãΪµªÆø£©Êý·ÖÖÓ£¬±ØÒªÊ±Ó¦ÔÚ¶èÐÔÆø·Õϵç½â¡£

4.µç½â×ÔÉí²ÎÓë·´Ó¦ Èçµç¼«±¾ÉíÔÚµç½âÒºÖÐÈܽ⣬¿ÉÓöèÐԵ缫»òÆäËü²ÄÁÏÖÆ³ÉµÄµç¼«¡£

5.µç½â²úÎïµÄÔÙ·´Ó¦ ³£¼ûµÄÊÇÁ½¸öµç¼«Éϵĵç½â²úÎï»áÏ໥·´Ó¦£¬»òÒ»¸öµç¼«Éϵķ´Ó¦²úÎïÓÖÔÚÁíÒ»¸öµç¼«Éϵķ´Ó¦¡£·ÀÖ¹µÄ°ì·¨ÊÇÑ¡ÔñºÏÊʵĵç½âÒº»òµç¼«£»²ÉÓøôĤÌ×½«Ñô¼«»òÒõ¼«¸ô¿ª£»½«¸¨Öúµç¼«ÖÃÓÚÁíÒ»ÈÝÆ÷ÄÚ£¬ÓÃÑÎÇÅÏàÁ¬½Ó¡£

6.¹²´æÔªËصĵç½â ÈôʽÑùÖй²´æÔªËØÓë±»²âÀë×ÓͬʱÔڵ缫ÉÏ·´Ó¦£¬ÔòÓ¦Ô¤ÏȽøÐзÖÀë¡£ 7.½â£º (1.1)

?

?Ag???Ag,Ag???0.0592lg?Ag????Ag

?0.799?0.0592lg0.01?0

=0.681V

??Cu??Cu

0.05922??lg?Cu??Ag ??20.0592 ?0.337?lg2

2?2?,Cu =0.346V

Q?Ag??Cu?AgÏÈÎö³ö

(2)AgÎö³öÍêȫʱµçλΪ£º

,???5 ?Ag??Ag?,Ag?0.0592lg??Ag???10??Ag

?? ?0.799?0.0592lg0.01?10?5?0 =0.385V Q?Ag??Cu Q?Ag??Cu ?AgºÍCu

?2???,,¿ÉÍêÈ«·ÖÀë¡£Òõ¼«¿ØÖƵçλÔÚ0.385V»ò0.385-0.346VÖ®¼ä

0.0592lg?Cu2??????Cu 20.0592 ?0.337?lg0.1?0

28£®½â£º ?Cu??Cu2?,Cu?? =0.307V

0.0592lg0.1??Sn 20.0592lg0.1?0 ??0.136?2 ?Sn??Sn2?,Sn?? =-0.166V Q?Cu??Sn ?Òõ¼«ÉÏCuÏÈÎö³ö CuÎö³öÍêȫʱ£¬Òõ¼«µçλΪ£º

0.0592lg?0.1?10?5???Cu 20.0592 =0.337-6?+0

2 ?Cu??Cu2?,Cu?,? =0.159V

,?Cu??Sn ?CuºÍSn¿ÉÍêÈ«·ÖÀë

?Òõ¼«µçλ¿ØÖÆÔÚ0.159V»ò-0.166?0.159VÖ®¼ä£¬¼´¿ÉÍêÈ«·ÖÀëCuºÍSn¡£

9.½â£º?Zn??0.763?0.0592lg0.1?0.70 2 =-0.793V+0.70=-0.093V

?Cd??0.403?0.0592lg0.1?0.48 2 =-0.433V+0.48=0.047 ?CdÏÈÎö³ö

Zn¿ªÊ¼³Á»ýʱµçλΪ?Zn??0.093V

0.05922??lg?Cd???0.48 20.05922?? ?0.093??0.403?lg?Cd?0.48 ??2? ?Cd??Cd?2?,Cd2??6? ?Cd?1.81?10mol/l ??10£®½â£ºU??a??c??a??c?iR

?Òõ¼«£º2H?2e?H2

?c=0

Ñô¼«£º2H2O?4e€O2?4H?

?a??O2,H2O? ?1.23? =1.23

?0.0592lg4?PO2??H???41

0.0592lg1?14 4?U??a??c??a??c?iR

=1.23-0+0.487-0+0 =1.717V

  • ÊÕ²Ø
  • Î¥¹æ¾Ù±¨
  • °æÈ¨ÈÏÁì
ÏÂÔØÎĵµ10.00 Ôª ¼ÓÈëVIPÃâ·ÑÏÂÔØ
ÍÆ¼öÏÂÔØ
±¾ÎÄ×÷Õߣº...

¹²·ÖÏí92ƪÏà¹ØÎĵµ

Îĵµ¼ò½é£º

10£®½â£º?1? VNaOH 15.50 15.60 15.70 15.80 E 7.70 8.24 9.43 10.03 ?E 5.4 11.9 6 ?V?2E 2 65 -59 ?V ?Vep?15.50??15.70?15.60?? =15.56ml 65 65?5911VÖÕ??15.56?7.83ml 227.83?7.00 µÎ¶¨Ò»°ëpH°ëΪ£ºpH°ë=5.47+£¨6.60-5.47£©? 14.00?7.00(2)µÎ¶¨ÖÁÒ»°ëʱµÄÌå»ýV°ë? =5.6 ´Ë

¡Á ÓοͿì½ÝÏÂÔØÍ¨µÀ£¨ÏÂÔØºó¿ÉÒÔ×ÔÓɸ´ÖƺÍÅŰ棩
µ¥Æª¸¶·ÑÏÂÔØ
ÏÞÊ±ÌØ¼Û£º10 Ôª/·Ý Ô­¼Û:20Ôª
VIP°üÔÂÏÂÔØ
ÌØ¼Û£º29 Ôª/Ô ԭ¼Û:99Ôª
µÍÖÁ 0.3 Ôª/·Ý ÿÔÂÏÂÔØ150·Ý
ȫվÄÚÈÝÃâ·Ñ×ÔÓɸ´ÖÆ
VIP°üÔÂÏÂÔØ
ÌØ¼Û£º29 Ôª/Ô ԭ¼Û:99Ôª
µÍÖÁ 0.3 Ôª/·Ý ÿÔÂÏÂÔØ150·Ý
ȫվÄÚÈÝÃâ·Ñ×ÔÓɸ´ÖÆ
×¢£ºÏÂÔØÎĵµÓпÉÄÜ¡°Ö»ÓÐĿ¼»òÕßÄÚÈݲ»È«¡±µÈÇé¿ö£¬ÇëÏÂÔØÖ®Ç°×¢Òâ±æ±ð£¬Èç¹ûÄúÒѸ¶·ÑÇÒÎÞ·¨ÏÂÔØ»òÄÚÈÝÓÐÎÊÌ⣬ÇëÁªÏµÎÒÃÇЭÖúÄã´¦Àí¡£
΢ÐÅ£ºfanwen365 QQ£º370150219
Copyright © ÔÆÌ⺣ All Rights Reserved. ËÕICP±¸16052595ºÅ-3 ÍøÕ¾µØÍ¼ ¿Í·þQQ£º370150219 ÓÊÏ䣺370150219@qq.com