ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿³£ÎÂÏ£¬ÏÂÁи÷×éÀë×Ó»ò·Ö×ÓÔÚÖ¸¶¨ÈÜÒºÖпÉÄÜ´óÁ¿¹²´æµÄÊÇ

A£®pH£½7µÄÈÜÒº£ºFe3+¡¢NH4+¡¢Cl-¡¢NO3-

B£®Ë®µçÀë³öµÄc£¨H+£©£½1.0¡Á10-12mol¡¤L-1µÄÈÜÒºÖУºNa+¡¢SO42-¡¢HCO3-¡¢K+

C£®ÓÉË®µçÀë³öµÄc£¨OH-£©£½1.0¡Á10-2mol¡¤L-1µÄÈÜÒº£ºCl-¡¢CH3COO-¡¢K+¡¢[Al£¨OH£©4]-

D£®£½1012µÄÈÜÒºÖУ¬NH4+¡¢Al3+¡¢NO3-¡¢Cl-

¡¾´ð°¸¡¿C

¡¾½âÎö¡¿

ÊÔÌâ·ÖÎö£ºA£®Fe3+¼«Ò×Ë®½â£¬ÈÜÒº³ÊËáÐÔ£¬ÔÚpH£½7µÄÈÜÒºÖÐÎÞ·¨´æÔÚ£¬¹ÊA´íÎó£»B£®Ë®µçÀë³öµÄc£¨H+£©£½1.0¡Á10-12mol¡¤L-1µÄÈÜÒº¿ÉÄÜÏÔËáÐÔ£¬Ò²¿ÉÄÜÏÔ¼îÐÔ£¬HCO3-ÔÚËá¼îÐÔÈÜÒºÀï¾ù²»ÄÜ´óÁ¿´æÔÚ£¬¹ÊB´íÎó£»

C£®ÓÉË®µçÀë³öµÄc£¨OH-£©£½1.0¡Á10-2mol¡¤L-1µÄÈÜÒº¿ÉÄÜÏÔËáÐÔ£¬Ò²¿ÉÄÜÏÔ¼îÐÔ£¬Cl-¡¢CH3COO-¡¢K+¡¢[Al£¨OH£©4]-ÔÚ¼îÐÔÌõ¼þϾùÄÜ´óÁ¿´æÔÚ£¬¹ÊCÕýÈ·£»D£®£½1012µÄÈÜÒºÏÔ¼îÐÔ£¬NH4+¡¢Al3+¾ù²»ÄÜÔÚ¼îÐÔÈÜÒºÖдóÁ¿´æÔÚ£¬¹ÊD´íÎó£»´ð°¸ÎªC¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

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

¾«Ó¢¼Ò½ÌÍø