5、选择题  下列叙述正确的是
A．pH均为11的NaOH和600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/pgonn0v15s2.gif\" style=\"vertical-align:middle;\">溶液中，由水电离产生的600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/szxqh410aa2.gif\" style=\"vertical-align:middle;\">相同
B．pH均为11、等体积的NaOH溶液和氨水，加入等体积的水后，前者的pH大于后者
C．0.1600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/t35depdit5z.gif\" style=\"vertical-align:middle;\">600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/pgonn0v15s2.gif\" style=\"vertical-align:middle;\">溶液中：600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/rs34nstr4hv.gif\" style=\"vertical-align:middle;\">600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/bqkevqv3yni.gif\" style=\"vertical-align:middle;\">600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/pkirnz5dvup.gif\" style=\"vertical-align:middle;\">
D．等体积、等物质的量浓度的乙酸和乙酸钠溶液混合后呈酸性，则

600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/cek2oqa2uqa.gif\" style=\"vertical-align:middle;\">＞600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/v300mtnub1d.gif\" style=\"vertical-align:middle;\">＞600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/3yxm4jo0oop.gif\" style=\"vertical-align:middle;\">＞600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/szxqh410aa2.gif\" style=\"vertical-align:middle;\">＞600)makesmallpic(this,600,1800);\' src=\"http://www_php168_com/91files/2016060721/kv1nkhipcxd.gif\" style=\"vertical-align:middle;\">