ÌâÄ¿ÄÚÈÝ
Ë®µÄµçÀëƽºâÇúÏßÈçͼËùʾ£º
£¨1£©ÈôÒÔAµã±íʾ25¡æË®ÔÚµçÀëƽºâʱµÄÀë×ÓŨ¶È£¬µ±Î¶ÈÉÏÉýµ½100¡æʱ£¬Ë®µÄµçÀëƽºâ״̬µ½Bµã£¬Ôò´ËʱˮµÄÀë×Ó»ý´Ó Ôö¼Óµ½ £¬Ôì³ÉË®µÄÀë×Ó»ýÔö´óµÄÔÒòÊÇ ___________________
¡£
£¨2£©ÒÑÖª£º25¡æʱ£¬0.1mol/LµÄH2RÈÜÒºµÄ0.7<pH<1£¨ÒÑÖª1g2=0.3£©£¬ÔòH2RÔÚË®ÈÜÒºÖеĵçÀë·½³ÌʽΪ
£¨3£©100¡æʱ£¬½«pH=9µÄNaOHÈÜÒºÓëpH=4µÄÁòËáÈÜÒº»ìºÏ£¬ÈôËùµÃÈÜÒºpH=7£¬ÔòNaOHÈÜÒºÓëÁòËáÈÜÒºµÄÌå»ý±ÈΪ ¡£
£¨4£©100¡æʱ£¬Èô10Ìå»ýµÄijǿËáÈÜÒºÓë1Ìå»ýµÄijǿ¼îÈÜÒº»ìºÏºóÈÜÒº³ÊÖÐÐÔ£¬Ôò»ìºÏ֮ǰǿËáÈÜÒºµÄpHÓëÇ¿¼îÈÜÒºµÄpHÖ®¼äÓ¦Âú×ãµÄ¹ØϵÊÇ ____________________________
_____ ¡£
£¨1£©10¨D14 10¨D12 ζÈÉý¸ß£¬Ë®µÄµçÀë³Ì¶ÈÔö´ó£¬ÈÜÒºÖеÄH+ºÍOH¨DŨ¶ÈÔö´ó£¬KwÔö´ó
£¨2£©H2R=H++HR¨D HR¨D H++R2¨D
£¨3£©1:9
£¨4£©pHËá+pH¼î=13