ÏÖÓÐÊÒÎÂÏÂŨ¶È¾ùΪ1×10-3mol/LµÄ¼¸ÖÖÈÜÒº¢ÙÑÎËá¡¢¢ÚÁòËá¡¢¢Û´×Ëá¡¢¢ÜÂÈ»¯ï§¡¢¢Ý°±Ë®¡¢¢ÞNaOHÈÜÒº£¬»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©pH¾ùµÈÓÚ3µÄÈÜÒº¢Ù¡¢¢Ú¡¢¢Û¡¢¢ÜÖÐË®µçÀë²úÉúµÄc£¨H+£©µÄ±ÈÖµÊÇ______£®
£¨2£©½«¢Û¡¢¢Þ»ìºÏºó£¬ÈôÈÜÒº³ÊÖÐÐÔ£¬ÔòÏûºÄÁ½ÈÜÒºµÄÌå»ýΪ¢Û______¢Þ£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£¬ÈÜÒºÖеÄÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ______£®
£¨3£©½«µÈÌå»ýµÄ¢Ù¡¢¢Ý»ìºÏ£¬ÔòÈÜÒºµÄPH______ 7£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£¬ÓÃÀë×Ó·½³Ìʽ˵Ã÷ÆäÔ­Òò______£®
£¨4£©ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢Ú¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬµÄÇÒ×ãÁ¿µÄпÁ££¬·´Ó¦µÄ³õʼËÙÂÊÓÉ¿ìµ½ÂýµÄ˳ÐòΪ______£¬×îÖÕ²úÉúH2×ÜÁ¿µÄ¹ØϵΪ______£®
£¨5£©ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬŨ¶È¡¢ÏàͬÌå»ýµÄCH3COONaÈÜÒº£¬³ä·Ö»ìºÏºó£¬»ìºÏÒºµÄpH´óС¹ØϵΪ¢Ù______¢Û£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£®
£¨6£©Èô½«µÈÌå»ýµÄ¢Ý¡¢¢ÞÈÜÒº¼ÓÈÈÖÁÏàͬζȺó£¬ÈÜÒºµÄpH¢Ý______¢Þ£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£®
¡¾´ð°¸¡¿·ÖÎö£º£¨1£©pH¾ùµÈÓÚ3£¬c£¨H+£©=10-3 mol/L£¬¢ÙÑÎËá¡¢¢ÚÁòËá¡¢¢Û´×ËáÒÖÖÆÁËË®µÄµçÀ룻¢Ü´Ù½øÁËË®µÄµçÀ룻
£¨2£©Èô¶þÈÜÒºÌå»ýÏàͬ£¬Éú³ÉÁË´×ËáÄÆÈÜÒº£¬ÏÔʾ¼îÐÔ£¬ËùÒÔ´×ËáÓ¦¸ÃÌå»ý´óЩ£»·´Ó¦ºóµÄPHµÈÓÚ7µÄ´×ËáÄÆÖÐÐÔÈÜÒº£»
£¨3£©Éú³ÉÁËÂÈ»¯ï§ÈÜÒº£¬Ç¿ËáÈõ¼îÑΣ»ï§Àë×ӵĵç½â·½³Ìʽ£»
£¨4£©c£¨H+£©Å¨¶È¾ö¶¨·´Ó¦Ëٶȣ»ÁòËáÖеçÀëµÄÇâÀë×Ó×î¶à£¬´×ËáºÍÑÎËáµÄÏàµÈ£»
£¨5£©·´Ó¦ºóµÄÈÜÒºÏ൱ÓÚÏò´×ËáÖзֱð¼ÓÈëÂÈ»¯Äƺʹ×ËáÄÆ£»
£¨6£©°±Ë®¼ÓÈȺó°±Æø»Ó·¢£¬ÇâÑõ»¯ÄƼ¸ºõûÓб仯£®
½â´ð£º½â£º£¨1£©¢Ù¢Ú¢Û¶¼ÊÇËáÈÜÒº£¬ÈÜÒºÖÐpH¾ùµÈÓÚ3£¬ÈÜÒºÖÐË®µçÀëµÄÇâÀë×ÓµÈÓÚc£¨OH-£©=10-11£»¢ÜÂÈ»¯ï§ÈÜÒºÖУ¬ÈÜÒºÖеÄÇâÀë×ÓÊÇË®µçÀë³öµÄ£¬c£¨OH-£©=10-3£¬ËùÒÔ ¢Ù¡¢¢Ú¡¢¢Û¡¢¢ÜÖÐË®µçÀë²úÉúµÄc£¨H+£©µÄ±ÈÖµÊÇ 10-11£º10-11£º10-11£º10-3=1£º1£º1£º108£¬¹Ê´ð°¸ÊÇ£º1£º1£º1£º108 £»
£¨2£©¡¢½«¢Û¡¢¢Þ»ìºÏ£¬ÏȼÙÉèµÈÌå»ý»ìºÏ£¬Éú³É´×ËáÄÆ£¬ÈÜÒºÏÔʾ¼îÐÔ£¬ËùÒÔ´×ËáÓ¦¸ÃÌå»ý´óЩ£¬·´Ó¦ºó£¬Éú³ÉÁË´×ËáÄÆ£¬ÈÜÒºÏÔʾÖÐÐÔ£¬ËùÒÔc£¨NH4+£©=c£¨C1-£©£¾c£¨H+£©=c£¨OH-£©£¬¹Ê´ð°¸ÊÇ£º£¾£»c£¨NH4+£©=c£¨C1-£©£¾c£¨H+£©=c£¨OH-£©£»
£¨3£©¢ÙÑÎËáºÍ¢Ý°±Ë®µÈÌå»ý»ìºÏ£¬Éú³ÉÂÈ»¯ï§ÈÜÒº£¬ÈÜÒºËáÐÔËáÐÔ£¬pH£¼7£¬NH4+·¢ÉúÁËË®½â£ºNH4++H2ONH3?H2O+H+£¬µ¼ÖÂÈÜÒº³ÊËáÐÔ£¬
¹Ê´ð°¸ÊÇ£º£¼£»NH4++H2ONH3?H2O+H+£»
£¨4£©¡¢ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢Ú¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬµÄÇÒ×ãÁ¿µÄпÁ££¬c£¨H+£©Å¨¶È¾ö¶¨·´Ó¦Ëٶȣ¬¢Ù¢Ú¢ÛÖÐÇâÀë×ÓŨ¶È¹ØϵΪ£ºc£¨ÁòËᣩ£¾c£¨ÑÎËᣩ£¾c£¨´×Ëᣩ£¬Óë×ãÁ¿µÄп·´Ó¦£¬²úÉúH2µÄÁ¿¾ö¶¨ÓÚÈÜÒºÖеÄn£¨H+£©£¬¢Ù¢Ú¢ÛÖÐÇâÀë×ÓµÄÎïÖʵÄÁ¿¹ØϵΪ£»¢Ú£¾¢Ù=¢Û£¬
¹Ê´ð°¸ÊÇ£º¢Ú¢Ù¢Û£»¢Ú£¾¢Ù=¢Û£»
£¨5£©ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬŨ¶È¡¢ÏàͬÌå»ýµÄCH3COONaÈÜÒº£¬»ìºÏºó£¬ÈÜÒº¿ÉÒÔ¿´³É¡°·Ö±ðÏò´×ËáÖмÓÈëµÈÌå»ýµÄ¢ÙÂÈ»¯Äƺ͢۴×ËáÄÆ¡±£¬ÓÉÓÚÂÈ»¯ÄƲ»Ó°Ïì´×ËáµÄµçÀ룬¶ø´×Ëá¸úÒÖÖÆÁ˵çÀ룬¹Ê´ð°¸ÊÇ£º£¼£»
£¨6£©Èô½«µÈÌå»ýµÄ¢Ý¡¢¢ÞÈÜÒº¼ÓÈÈÖÁÏàͬζȺó£¬ÓÉÓÚ°±Ë®¼ÓÈȺó»Ó·¢³ö°±Æø£¬°±Ë®Å¨¶È¼õС£¬ÇâÑõ¸ùŨ¶È¼õС£¬pH±äС£¬¹Ê´ð°¸ÊÇ£º£¼£®
µãÆÀ£º±¾Ì⿼²éÁËÈõµç½âÖʵĵçÀë¼°ÆäÓ°ÏìÒòËØ£¬Éæ¼°µÄÌâÄ¿½Ï¶à£¬ÌåÁ¿ÉÔ´ó£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÖÓÐÊÒÎÂÏÂŨ¶È¾ùΪ1¡Á10-3mol/LµÄ¼¸ÖÖÈÜÒº¢ÙÑÎËá¡¢¢ÚÁòËá¡¢¢Û´×Ëá¡¢¢ÜÂÈ»¯ï§¡¢¢Ý°±Ë®¡¢¢ÞNaOHÈÜÒº£¬»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©pH¾ùµÈÓÚ3µÄÈÜÒº¢Ù¡¢¢Ú¡¢¢Û¡¢¢ÜÖÐË®µçÀë²úÉúµÄc£¨H+£©µÄ±ÈÖµÊÇ
1£º1£º1£º108
1£º1£º1£º108
£®
£¨2£©½«¢Û¡¢¢Þ»ìºÏºó£¬ÈôÈÜÒº³ÊÖÐÐÔ£¬ÔòÏûºÄÁ½ÈÜÒºµÄÌå»ýΪ¢Û
£¾
£¾
¢Þ£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£¬ÈÜÒºÖеÄÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ
c£¨NH4+£©=c£¨C1-£©£¾c£¨H+£©=c£¨OH-£©
c£¨NH4+£©=c£¨C1-£©£¾c£¨H+£©=c£¨OH-£©
£®
£¨3£©½«µÈÌå»ýµÄ¢Ù¡¢¢Ý»ìºÏ£¬ÔòÈÜÒºµÄPH
£¼
£¼
 7£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£¬ÓÃÀë×Ó·½³Ìʽ˵Ã÷ÆäÔ­Òò
NH4++H2ONH3?H2O+H+
NH4++H2ONH3?H2O+H+
£®
£¨4£©ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢Ú¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬµÄÇÒ×ãÁ¿µÄпÁ££¬·´Ó¦µÄ³õʼËÙÂÊÓÉ¿ìµ½ÂýµÄ˳ÐòΪ
¢Ú¢Ù¢Û
¢Ú¢Ù¢Û
£¬×îÖÕ²úÉúH2×ÜÁ¿µÄ¹ØϵΪ
¢Ú£¾¢Ù=¢Û
¢Ú£¾¢Ù=¢Û
£®
£¨5£©ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬŨ¶È¡¢ÏàͬÌå»ýµÄCH3COONaÈÜÒº£¬³ä·Ö»ìºÏºó£¬»ìºÏÒºµÄpH´óС¹ØϵΪ¢Ù
£¼
£¼
¢Û£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£®
£¨6£©Èô½«µÈÌå»ýµÄ¢Ý¡¢¢ÞÈÜÒº¼ÓÈÈÖÁÏàͬζȺó£¬ÈÜÒºµÄpH¢Ý
£¼
£¼
¢Þ£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

ÏÖÓÐÊÒÎÂÏÂŨ¶È¾ùΪ1¡Á10-3mol/LµÄ¼¸ÖÖÈÜÒº£º¢ÙÑÎËá¡¢¢ÚÁòËá¡¢¢Û´×Ëá¡¢¢ÜÂÈ»¯ï§¡¢¢Ý°±Ë®¡¢¢ÞNaOHÈÜÒº£¬»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©½«¢Û¡¢¢Þ»ìºÏºó£¬ÈôÈÜÒº³ÊÖÐÐÔ£¬ÔòÏûºÄÁ½ÈÜÒºµÄÌå»ýΪ¢Û
£¾
£¾
¢Þ£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£®ÈÜÒºÖеÄÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ
C£¨Na+£©=C£¨CH3COO-£©£¾C£¨OH-£©=C£¨H+£©
C£¨Na+£©=C£¨CH3COO-£©£¾C£¨OH-£©=C£¨H+£©
£®
£¨2£©½«µÈÌå»ýµÄ¢Ù¡¢¢Ý»ìºÏ£¬ÔòÈÜÒºµÄpH
£¼
£¼
7£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©£¬ÓÃÀë×Ó·½³Ìʽ˵Ã÷ÆäÔ­Òò
NH4++H2O?NH3?H2O+H+
NH4++H2O?NH3?H2O+H+

£¨3£©ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢Ú¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬµÄÇÒ×ãÁ¿µÄпÁ££¬·´Ó¦µÄ³õʼËÙÂÊÓÉ¿ìµ½ÂýµÄ˳ÐòΪ
¢Ú¢Ù¢Û
¢Ú¢Ù¢Û
£¬×îÖÕ²úÉúH2×ÜÁ¿µÄ¹ØϵΪ
¢Ú£¾¢Ù=¢Û
¢Ú£¾¢Ù=¢Û

£¨4£©ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬŨ¶È¡¢ÏàͬÌå»ýµÄCH3COONaÈÜÒº£¬³ä·Ö»ìºÏºó£¬»ìºÏÒºµÄpH ´óС¹ØϵΪ¢Ù
£¼
£¼
¢Û£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©
£¨5£©Èô½«µÈÌå»ýµÄ¢Ý¡¢¢ÞÈÜÒº¼ÓÈÈÖÁÏàͬζȺó£¬ÈÜÒºµÄpH¢Ý
£¼
£¼
¢Þ£¨Ìî¡°£¾¡±¡¢¡°£¼¡±»ò¡°=¡±£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º ÌâÐÍ£º

(14·Ö)ÏÖÓÐÊÒÎÂÏÂŨ¶È¾ùΪ1¡Á10£­3mol/LµÄ¼¸ÖÖÈÜÒº¢ÙÑÎËá¡¢¢ÚÁòËá¡¢¢Û´×Ëá¡¢¢ÜÂÈ»¯ï§¡¢¢Ý°±Ë®¡¢¢ÞNaOHÈÜÒº£¬»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©PH¾ùµÈÓÚ3µÄÈÜÒº¢Ù¡¢¢Ú¡¢¢Û¡¢¢ÜÖÐË®µçÀë²úÉúµÄc(H+)µÄ±ÈÖµÊÇ          

£¨2£©½«¢Û¡¢¢Þ»ìºÏºó£¬ÈôÈÜÒº³ÊÖÐÐÔ£¬ÔòÏûºÄÁ½ÈÜÒºµÄÌå»ýΪ¢Û    ¢Þ£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©£¬ÈÜÒºÖеÄÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ                                         

(3) ½«µÈÌå»ýµÄ¢Ù¡¢¢Ý»ìºÏ£¬ÔòÈÜÒºµÄPH     7£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©£¬ÓÃÀë×Ó·½³Ìʽ˵Ã÷ÆäÔ­Òò                                                  

(4)ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢Ú¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬµÄÇÒ×ãÁ¿µÄпÁ££¬·´Ó¦µÄ³õʼËÙÂÊÓÉ¿ìµ½ÂýµÄ˳ÐòΪ            £¬×îÖÕ²úÉúH2×ÜÁ¿µÄ¹ØϵΪ                 

£¨5£©ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬŨ¶È¡¢ÏàͬÌå»ýµÄCH3COONaÈÜÒº£¬³ä·Ö»ìºÏºó£¬»ìºÏÒºµÄPH´óС¹ØϵΪ¢Ù       ¢Û£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©

£¨6£©Èô½«¢Ý¡¢¢ÞÈÜÒº¼ÓÈÈÖÁÏàͬζȺó£¬ÈÜÒºµÄpH¢Ý     ¢Þ£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©

 

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2011½ì±±¾©ÊдóÐËÇø¸ßÈýÉÏѧÆÚÆÚÄ©¿¼ÊÔ»¯Ñ§ÊÔ¾í ÌâÐÍ£ºÌî¿ÕÌâ

ÏÖÓÐÊÒÎÂÏÂŨ¶È¾ùΪ1¡Á10£­3mol/LµÄ¼¸ÖÖÈÜÒº¢ÙÑÎËá¡¢¢ÚÁòËá¡¢¢Û´×Ëá¡¢¢ÜÂÈ»¯ï§¡¢¢Ý°±Ë®¡¢¢ÞNaOHÈÜÒº£¬»Ø´ðÏÂÁÐÎÊÌ⣺
£¨1£©PH¾ùµÈÓÚ3µÄÈÜÒº¢Ù¡¢¢Ú¡¢¢Û¡¢¢ÜÖÐË®µçÀë²úÉúµÄc(H+)µÄ±ÈÖµÊÇ         
£¨2£©½«¢Û¡¢¢Þ»ìºÏºó£¬ÈôÈÜÒº³ÊÖÐÐÔ£¬ÔòÏûºÄÁ½ÈÜÒºµÄÌå»ýΪ¢Û   ¢Þ£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©£¬ÈÜÒºÖеÄÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ                                         
(3) ½«µÈÌå»ýµÄ¢Ù¡¢¢Ý»ìºÏ£¬ÔòÈÜÒºµÄPH     7£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©£¬ÓÃÀë×Ó·½³Ìʽ˵Ã÷ÆäÔ­Òò                                                  
(4)ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢Ú¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬµÄÇÒ×ãÁ¿µÄпÁ££¬·´Ó¦µÄ³õʼËÙÂÊÓÉ¿ìµ½ÂýµÄ˳ÐòΪ            £¬×îÖÕ²úÉúH2×ÜÁ¿µÄ¹ØϵΪ                 
£¨5£©ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬŨ¶È¡¢ÏàͬÌå»ýµÄCH3COONaÈÜÒº£¬³ä·Ö»ìºÏºó£¬»ìºÏÒºµÄPH´óС¹ØϵΪ¢Ù      ¢Û£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©
£¨6£©Èô½«µÈÌå»ýµÄ¢Ý¡¢¢ÞÈÜÒº¼ÓÈÈÖÁÏàͬζȺó£¬ÈÜÒºµÄPH¢Ý    ¢Þ£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖл¯Ñ§ À´Ô´£º2010-2011ѧÄêºÓ±±Ê¡¸ßÈý¸ß¿¼·ÂÕ棨Èý£©£¨Àí×Û£©»¯Ñ§²¿·Ö ÌâÐÍ£ºÌî¿ÕÌâ

(14·Ö)ÏÖÓÐÊÒÎÂÏÂŨ¶È¾ùΪ1¡Á10£­3mol/LµÄ¼¸ÖÖÈÜÒº¢ÙÑÎËá¡¢¢ÚÁòËá¡¢¢Û´×Ëá¡¢¢ÜÂÈ»¯ï§¡¢¢Ý°±Ë®¡¢¢ÞNaOHÈÜÒº£¬»Ø´ðÏÂÁÐÎÊÌ⣺

£¨1£©PH¾ùµÈÓÚ3µÄÈÜÒº¢Ù¡¢¢Ú¡¢¢Û¡¢¢ÜÖÐË®µçÀë²úÉúµÄc(H+)µÄ±ÈÖµÊÇ          

£¨2£©½«¢Û¡¢¢Þ»ìºÏºó£¬ÈôÈÜÒº³ÊÖÐÐÔ£¬ÔòÏûºÄÁ½ÈÜÒºµÄÌå»ýΪ¢Û    ¢Þ£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©£¬ÈÜÒºÖеÄÀë×ÓŨ¶ÈÓÉ´óµ½Ð¡µÄ˳ÐòΪ                                         

(3) ½«µÈÌå»ýµÄ¢Ù¡¢¢Ý»ìºÏ£¬ÔòÈÜÒºµÄPH      7£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©£¬ÓÃÀë×Ó·½³Ìʽ˵Ã÷ÆäÔ­Òò                                                  

(4)ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢Ú¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬµÄÇÒ×ãÁ¿µÄпÁ££¬·´Ó¦µÄ³õʼËÙÂÊÓÉ¿ìµ½ÂýµÄ˳ÐòΪ             £¬×îÖÕ²úÉúH2×ÜÁ¿µÄ¹ØϵΪ                 

£¨5£©ÏòÏàͬÌå»ýµÄ¢Ù¡¢¢ÛÈÜÒºÖзֱð¼ÓÈëÏàͬŨ¶È¡¢ÏàͬÌå»ýµÄCH3COONaÈÜÒº£¬³ä·Ö»ìºÏºó£¬»ìºÏÒºµÄPH´óС¹ØϵΪ¢Ù       ¢Û£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©

£¨6£©Èô½«¢Ý¡¢¢ÞÈÜÒº¼ÓÈÈÖÁÏàͬζȺó£¬ÈÜÒºµÄpH¢Ý     ¢Þ£¨Ìî¡°>¡±¡¢¡°<¡±»ò¡°=¡±£©

 

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸