Question

ÏÂÁи÷ÈÜÒºÖУ¬Î¢Á£µÄÎïÖʵÄÁ¿Å¨¶È¹ØϵÕýÈ·µÄÊÇ£¨¡¡¡¡£©

A£®0.1mol?L-1µÄ£¨NH4£©2SO4ÈÜÒºÖУºc£¨SO42-£©£¾c£¨NH4+£©£¾c£¨H+£©£¾c £¨OH-£©

B£®0.1mol?L-1µÄNaHCO3ÈÜÒºÖУºc£¨Na+£©=c£¨HCO3-£©+c£¨H2CO3£©+2c£¨CO32-£©

C£®0.1mol?L-1µÄNH4ClÈÜÒºÓë0.05mol?L-1µÄNaOHÈÜÒºµÈÌå»ý»ìºÏ£ºc£¨Cl-£©£¾c£¨Na+£©£¾c£¨NH4+£©£¾c£¨OH-£©£¾c£¨H+£©

D£®c£¨NH4+£©ÏàµÈµÄ£¨NH4£©2SO4ÈÜÒº¡¢£¨NH4£©2CO3ÈÜÒººÍNH4ClÈÜÒº£ºc[£¨NH4£©2SO4]£¼c[£¨NH4£©2CO3]£¼c£¨NH4Cl£©

Answer 1

A£®NH₄⁺Ë®½â³Ì¶È½ÏµÍ£¬ÈÜÒº³ÊËáÐÔ£¬Ó¦Îªc£¨NH₄⁺£©£¾c£¨SO₄^2-£©£¾c£¨H⁺£©£¾c £¨OH^-£©£¬¹ÊA´íÎó£»
B£®¸ù¾ÝÎïÁÏÊغã¿ÉÖª£¬Ó¦´æÔÚc£¨Na⁺£©=2c£¨HCO₃^-£©+2c£¨H₂CO₃£©+2c£¨CO₃^2-£©£¬¹ÊB´íÎó£»
C.0.1mol?L^-1µÄNH₄ClÈÜÒºÓë0.05mol?L^-1µÄNaOHÈÜÒºµÈÌå»ý»ìºÏºó´æÔÚµÈÁ¿µÄNH₄⁺ºÍNH₃?H₂O£¬ÈÜÒº³Ê¼îÐÔ£¬NH₃?H₂OµçÀë³Ì¶È´óÓÚNH₄⁺Ë®½â³Ì¶È£¬Ó¦´æÔÚc£¨Cl^-£©£¾c£¨NH₄⁺£©£¾c£¨Na⁺£©£¾c£¨OH^-£©£¾c£¨H⁺£©£¬¹ÊC´íÎó£»
D£®c£¨NH₄⁺£©ÏàµÈʱ£¬NH₄ClÈÜҺŨ¶È×î´ó£¬CO₃^2-¡¢NH₄⁺·¢Éú»¥´ÙË®½â£¬ÔòÓÐc[£¨NH₄£©₂SO₄]£¼c[£¨NH₄£©₂CO₃]£¼c£¨NH₄Cl£©£¬¹ÊDÕýÈ·£®
¹ÊÑ¡D£®