ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÔÚt ¡æʱ£¬AgBrÔÚË®ÖеijÁµíÈܽâƽºâÇúÏßÈçͼËùʾ¡£ÒÑÖªt ¡æʱAgClµÄKsp£½4¡Á10£10£¬ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ(¡¡¡¡)
A. ¼ÓÈëNaBr¹ÌÌ壬AgBrµÄÈܽâ¶È¼õС£¬KspÒ²¼õС
B. ÔÚAgBr±¥ºÍÈÜÒºÖмÓÈë¹ÌÌåNaBr£¬¿ÉʹÈÜÒºÖÐcµã±äµ½bµã
C. ͼÖÐaµã¶ÔÓ¦µÄÊÇÓÐAgBr³ÁµíÉú³É
D. ÔÚt ¡æʱ£¬AgCl(s)£«Br£(aq) AgBr(s)£«Cl£(aq)µÄƽºâ³£ÊýK¡Ö816
¡¾´ð°¸¡¿D
¡¾½âÎö¡¿A£®KspÖ»ÓëζÈÓйأ»B£®ÔÚAgBr±¥ºÍÈÜÒºÖмÓÈëNaBr¹ÌÌåºó£¬c(Br-)Ôö´ó£¬ÈܽâƽºâÄæÏòÒƶ¯£¬c(Ag+)¼õС£»C£®Í¼ÖÐaµã±íʾc(Br-)c(Ag+)£¼Ksp(AgBr)£»D£®¸ù¾ÝK¨T=¼ÆËã¡£
A£®¼ÓÈëNaBr¹ÌÌ壬AgBrµÄÈܽâ¶È¼õС£¬µ«Ksp²»±ä£¬¹ÊA´íÎó£»B£®ÔÚAgBr±¥ºÍÈÜÒºÖмÓÈëNaBr¹ÌÌåºó£¬c(Br-)Ôö´ó£¬ÈܽâƽºâÄæÏòÒƶ¯£¬c(Ag+)¼õС£¬²»ÄÜʹÈÜÒºÖÐcµã±äµ½bµã£¬¹ÊB´íÎó¡£C£®Í¼ÖÐaµã±íʾc(Br-)c(Ag+)£¼Ksp(AgBr)£¬Ã»ÓÐAgBr³ÁµíÉú³É£¬¹ÊC´íÎó£»D£®·´Ó¦AgCl(s)+Br-(aq)AgBr(s)+Cl-(aq)µÄƽºâ³£ÊýΪ£ºK¨T==¡Ö816£¬¹ÊDÕýÈ·£»¹ÊÑ¡D¡£