ÌâÄ¿ÄÚÈÝ
ÏÂÁÐÓйصç½âÖÊÈÜҺ΢Á£¹ØÏµ±È½ÏÒ»¶¨ÕýÈ·µÄÊÇ
- A.°±Ë®ºÍÂÈ»¯ï§µÄ»ìºÏÒº£¬µ±pH=7ʱ£¬c£¨ClÒ»£©>C£¨NH4+£©
- B.pH=2µÄÒ»ÔªËáºÍpH=12µÄNaOHÈÜÒºµÈÌå»ý»ìºÏ,»ìºÏÒºÖÐC£¨H+£©Ò»¶¨µÈÓÚC£¨OH-£©
- C.0.1mol£¯LµÄNa2SÈÜÒºÖУºC£¨OH¡ª£©=c£¨H+£©+C£¨HS¡ª£©+2C£¨H2S£©
- D.0.1mol£¯LNaClÈÜÒººÍ0.1mol/LNaFÈÜÒºÖÐÑôÀë×Ó×ÜŨ¶ÈÒ»¶¨ÏàµÈ
C
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿