ÌâÄ¿ÄÚÈÝ
8£®ÏÂÁÐÅжϲ»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©A£® | ÔÚAgClµÄ³ÁµíÈܽâƽºâÌåϵÖУ¬¼ÓÈëÕôÁóË®£¬Ksp£¨AgCl£©Ôö´ó | |
B£® | Ïò0.1mol•L-1Na2CO3ÈÜÒºÖмÓÈëÉÙÁ¿NaOH¹ÌÌ壬c£¨CO32-£©Óëc£¨Na+£©µÄÔö´ó | |
C£® | NaOHºÍCH3COONaµÄ»ìºÏÈÜÒºÖУ¬c£¨Na+£©+c£¨H+£©=c£¨OH-£©+c£¨CH3COO-£© | |
D£® | ³£ÎÂÏ£¬$\frac{{K}_{W}}{c{£¨H}^{+}£©}$=0.1mol•L-1 µÄÈÜÒºÖУ¬Na+¡¢K+¡¢CO32-¡¢NO3-¡¢Àë×Ó¿É´óÁ¿¹²´æ |
·ÖÎö A¡¢³ÁµíµÄÈܽâƽºâ³£ÊýÖ»ÊÜζÈÓ°Ï죻
B¡¢Ïò̼ËáÄÆÈÜÒºÖмÓÈëNaOH£¬Ó°Ïì̼Ëá¸ùÀë×ÓµÄË®½âƽºâ£»
C¡¢¾ÝµçºÉÊغã·ÖÎö£»
D¡¢³£ÎÂÏ£¬$\frac{{K}_{W}}{c{£¨H}^{+}£©}$=0.1mol•L-1 µÄÈÜÒºÖУ¬c£¨H+£©=10-13mol/L£¬ÈÜÒºpH=13£®
½â´ð ½â£ºA¡¢ÔÚAgClµÄ³ÁµíÈܽâƽºâÌåϵÖУ¬¼ÓÈëÕôÁóË®£¬Ksp£¨AgCl£©²»±ä£¬¹ÊA´íÎó£»
B¡¢Ïò0.1mol•L-1Na2CO3ÈÜÒºÖмÓÈëÉÙÁ¿NaOH¹ÌÌ壬ÒÖÖÆ̼Ëá¸ùÀë×ÓµÄË®½â£¬c£¨CO32-£©Ôö´ó£¬c£¨Na+£©Ôö´ó£¬¹ÊBÕýÈ·£»
C¡¢NaOHºÍCH3COONaµÄ»ìºÏÈÜÒºÖУ¬Ö»ÓÐ4ÖÖÀë×Ó£¬¾ÝµçºÉÊغã·ÖÎöc£¨Na+£©+c£¨H+£©=c£¨OH-£©+c£¨CH3COO-£©£¬¹ÊCÕýÈ·£»
D¡¢pH=13µÄÈÜÒºÖУ¬Na+¡¢K+¡¢CO32-¡¢NO3-Àë×ÓÄÜ´óÁ¿¹²´æ£¬¹ÊDÕýÈ·£»
¹ÊÑ¡A£®
µãÆÀ ±¾Ì⿼²éÁ˳ÁµíµÄÈܽâƽºâ³£Êý¡¢µçÀëƽºâµÄÒƶ¯¡¢ÈÜÒºÖеĵçºÉÊغ㡢Àë×Ó¹²´æ£¬×¢Òâ»ù´¡ÖªÊ¶µÄ»ýÀÛ£¬ÌâÄ¿ÄѶȲ»´ó£®
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
5£®ÎÚÍ·ËáµÄ½á¹¹¼òʽÈçͼËùʾ£¬ÏÂÁйØÓÚÎÚÍ·ËáµÄ˵·¨ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£® | ÎÚÍ·ËáÓë´×ËáÊÇͬϵÎï | |
B£® | ÎÚÍ·ËáÖÐ̼ԪËصÄÖÊÁ¿·ÖÊýΪ41.4% | |
C£® | ÎÚÍ·ËáÄÜ·¢ÉúÖкͷ´Ó¦¡¢Ë®½â·´Ó¦¡¢õ¥»¯·´Ó¦ | |
D£® | º¬1molÎÚÍ·ËáµÄÈÜÒº×î¶à¿ÉÏûºÄ3mol NaOH¡¢3mol Br2 |
13£®ÓйØÏÂÁз´Ó¦µÄ˵·¨ÖУ¬ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£® | пÁ£Í¶ÈëCu£¨NO3£©2ÈÜÒºÖУ¬·´Ó¦ºó¹ÌÌåÎïÖÊÔöÖØ | |
B£® | 22.4L Cl2ͨÈë×ãÁ¿NaOHÈÜÒº£¬·´Ó¦Ê±×ªÒƵĵç×ÓÊýΪ2NA | |
C£® | lmol NaÔÚ¿ÕÆøÖмÓÈÈȼÉÕ£¬·´Ó¦Ê±×ªÒƵĵç×ÓÊýΪNA | |
D£® | µÈÎïÖʵÄÁ¿µÄMgCl2¡¢Ba£¨OH£©2ºÍ HClÈÜÒº»ìºÏ£ºMg2++2OH-=Mg£¨OH£©2¡ý |