Question

NaHSO₄ÊÇÒ»ÖÖËáʽÑΡ£

   £¨1£©NaHSO₄¾§ÌåÈÛ»¯Ê±µÄµçÀë·½³ÌʽΪ                                  ¡£

   £¨2£©0£®1mol¡¤L^£­1µÄNaHSO₄ÈÜÒºµÄpH=                ¡£

   £¨3£©NaHSO₄ÈÜÒºÓëNaHCO₃ÈÜÒº·´Ó¦µÄÀë×Ó·½³ÌʽΪ                         ¡£

   £¨4£©2mol¡¤L^£­1NaHSO₄Óë1mol¡¤L^£­1Ba£¨OH£©₂ÈÜÒºµÈÌå»ý»ìºÏ£¬·´Ó¦µÄÀë×Ó·½³ÌʽΪ______________¡£ÈôÔÚ·´Ó¦µÄÈÜÒºÖмÌÐøµÎ¼ÓBa£¨OH£©₂ÈÜÒº£¬·´Ó¦µÄÀë×Ó·½³ÌʽΪ                                        ¡£

Answer 1

£¨ºóÈý¿Õÿ¿Õ2·Ö£¬Ç°2¿Õÿ¿Õ1·Ö£©

   £¨1£©NaHSO₄ Na⁺+HSO₄^£­£¬£¨2£©NaHSO₄  Na⁺+H⁺+SO₄^2£­

   £¨3£©pH=1      £¨4£©H⁺+HCO₃^£­  CO₂¡ü+H₂O

   £¨5£©2H⁺+SO₄^2£­+Ba²⁺+2OH^£­ BaSO₄+2H₂O    Ba²⁺+SO₄^2£­=BaSO₄¡ý 

½âÎö:

NaHSO₄ÔÚÈÛ»¯×´Ì¬ÏµçÀëʱֻÄܶÏÁÑÀë×Ó¼üÉú³ÉNa⁺¡¢HSO₄^£­£¬µ±Á½ÖÖÈÜÒº°´µÈÌå»ý»ìºÏʱ£¬¶þÕßÎïÖʵÄÁ¿±ÈΪ2£º1£¬´Ëʱn£¨SO₄^2¡ª£©£ºn£¨Ba²⁺£©=2£º1£¬n£¨H⁺£©£ºn£¨OH^£­£©=1£º1£¬H⁺¡¢OH^£­¡¢Ba²⁺ÄÜ·´Ó¦Íê¶øSO₄^2¡ª²»ÄÜ