ÌâÄ¿ÄÚÈÝ

ÏÖÓг£ÎÂϵÄËÄ·ÝÈÜÒº£º¢Ù 0.01mol/LCH3COOH£»¢Ú 0.01mol/LHCl£»¢Û pH£½12µÄ°±Ë®£»¢Ü pH£½12µÄNaOHÈÜÒº¡£ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ

A£®¢ÙÖÐË®µÄµçÀë³Ì¶È×îС£¬¢Ú¢Û¢ÜÖÐË®µÄµçÀë³Ì¶ÈÒ»Ñù´ó
B£®½«¢Ú¢Û»ìºÏ£¬ÈôpH£½7£¬ÔòÏûºÄÈÜÒºµÄÌå»ý£º¢Ú£¼¢Û
C£®½«¢Ù¡¢¢Ü»ìºÏ£¬ÈôÓÐc(CH3COO¯)£¾c(H+)£¬Ôò»ìºÏÒºÒ»¶¨³Ê¼îÐÔ
D£®½«¢Ù¡¢¢ÜµÈÌå»ý»ìºÏ£¬ËùµÃÈÜÒºÖÐÒ»¶¨ÓУºc(OH¯)£½c(H+) + c(CH3COOH)

D

½âÎöÊÔÌâ·ÖÎö£ºA¡¢Ëá¼îÒÖÖÆË®µÄµçÀ룬CH+»òCOH-Ô½´ó£¬Ë®µÄµçÀë³Ì¶ÈԽС¡£Ë®µÄµçÀë³Ì¶È£º¢Û×îС£¬¢Ú¢ÜÏà½ü£¬¢Ù×î´ó¡£´íÎó£»B¡¢½«¢Ú¢Û»ìºÏ£¬ÈôpH£½7£¬ÔòÏûºÄÈÜÒºµÄÌå»ý£º¢Ú£¾¢Û¡£ÒòΪ°±Ë®ÊÇÈõµç½âÖÊ£¬Å¨¶È´ó£¬ÔòÏûºÄÈÜÒºµÄÌå»ýС¡£´íÎó£»C¡¢Î´¸ø¶¨Ìå»ý£¬ÈôCH3COOH¹ýÁ¿£¬Ôò»ìºÏÒº³ÊËáÐÔ£»ÈôÇ¡ºÃ·´Ó¦»ò¼î¹ýÁ¿£¬Ôò»ìºÏÒºÒ»¶¨³Ê¼îÐÔ¡£´íÎó£»D¡¢½«¢Ù¡¢¢ÜµÈÌå»ý»ìºÏ£¬µÃCH3COONa£¬ÓÉÖÊ×ÓÊغãµÃc(OH¯)£½c(H+) + c(CH3COOH)£¬ÕýÈ·¡£
¿¼µã£º¿¼²éÈÜÒºÀïµÄÀë×ÓŨ¶È±È½ÏµÈÏà¹Ø֪ʶ¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø