ÌâÄ¿ÄÚÈÝ
ÏÂÁи÷Ñ¡ÏîÖÐÓйØÐðÊöÕýÈ·µÄÊÇ | |
[¡¡¡¡] | |
A£® |
ʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±¼ÓÈëÊÔ¼ÁµÄ˳ÐòÊÇÏȼÓÈëŨÁòËᣬȻºó±ßÒ¡¶¯ÊԹܱßÂýÂý¼ÓÈëÒÒ´¼£¬ÔÙ¼Ó±ù´×Ëᣮ |
B£® |
³£ÎÂϽ«Ï¡NaOHÈÜÒººÍÏ¡CH3COOHÈÜÒº»ìºÏ£¬pH£½11ʱ£¬¶þÕßÇ¡ºÃÍêÈ«·´Ó¦£® |
C£® |
ÎÞÉ«ÊÔÒº¼ÓÈëÐÂÖÆÇâÑõ»¯ÍÐü×ÇÒº£¬¼ÓÈȳöÏÖºìÉ«³Áµí£¬ËµÃ÷¸ÃÊÔÒºÖк¬ÓÐÈ©£® |
D£® |
ÓÃʯīµç¼«µç½âCuSO4ÈÜÒº£¬µç½â¹ý³ÌÖÐÈÜÒºµÄpH²»¶Ï¼õС£® |
½âÎö£º
ʵÑéÊÒÖÆÈ¡ÒÒËáÒÒõ¥Ê±¼ÓÈëÊÔ¼ÁµÄ˳ÐòÊÇÏȼÓÈëÒÒ´¼£¬È»ºó±ßÒ¡¶¯ÊԹܱßÂýÂý¼ÓÈëŨÁòËᣬÔÙ¼Ó±ù´×ËᣬA´íÎ󣻸ù¾ÝµçºÉÊغ㣺[Na+]£«[H+]£½[OH- ]£«[CH3COO- ]£¬ÓÖÈÜҺΪÖÐÐÔÖª£º[H+]£½[OH- ]£¬ËùÒÔ[Na+]£½[CH3COO- ]£¬¶øÇ¡ºÃÍêÈ«·´Ó¦Ê±£¬µÃCH3COONaÈÜÒº£¬ÓÉÓÚCH3COO- Ë®½â£¬Ê¹[Na+]£¾[CH3COO- ]£¬B´íÎó£»¼ÓÈëÐÂÖÆÇâÑõ»¯ÍÐü×ÇÒº£¬¼ÓÈȳöÏÖºìÉ«³ÁµíµÄÊÔÒºÖпÉÄܺ¬ÓÐÈ©ÀàÎïÖÊÒ²¿ÉÄܺ¬ÓÐÌÇÀàÎïÖʵȣ¬C´íÎó£»ÓÃʯīµç¼«µç½âCuSO4ÈÜÒº£¬µç½â¹ý³ÌÖÐÉú³ÉÁòËᣬ[H+]Ôö´ó£¬pH²»¶Ï¼õС£¬DÕýÈ·£® |