ÌâÄ¿ÄÚÈÝ

14£®Ä³Í¬Ñ§ÔÚʵÑéÊÒ̽¾¿NaHCO3µÄÐÔÖÊ£º³£ÎÂÏ£¬ÅäÖÆ0.10mol/LNaHCO3ÈÜÒº£¬²âÆäpHΪ8.4£»È¡ÉÙÁ¿¸ÃÈÜÒºµÎ¼ÓCaCl2ÈÜÒºÖÁpH=7£¬µÎ¼Ó¹ý³ÌÖвúÉú°×É«³Áµí£¬µ«ÎÞÆøÌå·Å³ö£®ÏÂÁÐ˵·¨²»ÕýÈ·µÄÊÇ£¨¡¡¡¡£©
A£®NaHCO3ÈÜÒº³Ê¼îÐÔµÄÔ­ÒòÊÇHCO3-µÄË®½â³Ì¶È´óÓÚµçÀë³Ì¶È
B£®¼ÓÈëCaCl2´Ù½øÁËHCO3-µÄË®½â
C£®·´Ó¦µÄÀë×Ó·½³ÌʽÊÇ2HCO3-+Ca2+¨TCaCO3¡ý+H2CO3
D£®·´Ó¦ºóµÄÈÜÒºÖдæÔÚ£ºc£¨Na+£©+2c£¨Ca2+£©¨Tc£¨HCO3-£©+2c£¨CO32-£©+c£¨Cl-£©

·ÖÎö A£®NaHCO3¼ÈÄܵçÀëÓÖÄÜË®½â£»
B£®¼ÓÈëCaCl2ÏûºÄCO32-£»
C£®HCO3-ÓëCa2+Éú³ÉCaCO3ºÍÇâÀë×Ó£¬ÇâÀë×Ó½áºÏHCO3-Éú³ÉH2CO3£»
D£®¸ù¾ÝµçºÉÊØºã·ÖÎö£®

½â´ð ½â£ºA£®NaHCO3¼ÈÄܵçÀëÓÖÄÜË®½â£¬Ë®½âÏÔ¼îÐÔ£¬µçÀëÏÔËáÐÔ£¬NaHCO3ÈÜÒº³Ê¼îÐÔµÄÔ­ÒòÊÇHCO3-µÄË®½â³Ì¶È´óÓÚµçÀë³Ì¶È£¬¹ÊAÕýÈ·£»
B£®ÈÜÒºÖдæÔÚHCO3-?CO32-+H+£¬¼ÓÈëCaCl2ÏûºÄCO32-£¬´Ù½øHCO3-µÄµçÀ룬¹ÊB´íÎó£»
C£®HCO3-ÓëCa2+Éú³ÉCaCO3ºÍÇâÀë×Ó£¬ÇâÀë×Ó½áºÏHCO3-Éú³ÉH2CO3£¬Ôò·´Ó¦µÄÀë×Ó·½³Ìʽ£¬2HCO3-+Ca2+¨TCaCO3¡ý+H2CO3£¬¹ÊCÕýÈ·£»
D£®ÈÜÒºÖдæÔÚµçºÉÊØºã£¬c£¨Na+£©+c£¨H+£©+2c£¨Ca2+£©=c£¨HCO3-£©+2c£¨CO32-£©+c£¨Cl-£©+c£¨OH-£©£¬ÈÜÒºÖÁpH=7£¬c£¨H+£©=c£¨OH-£©£¬c£¨Na+£©+2c£¨Ca2+£©=c£¨HCO3-£©+2c£¨CO32-£©+c£¨Cl-£©£¬¹ÊDÕýÈ·£»
¹ÊÑ¡B£®

µãÆÀ ±¾Ì⿼²éÁ˵ç½âÖÊÈÜÒºÖз´Ó¦ÊµÖÊ£¬³ÁµíÈÜ½âÆ½ºâµÄÀí½âÓ¦Ó㬵ç½âÖÊÈÜÒºÖÐÀë×ÓŨ¶È´óС¡¢µçºÉÊØºã¡¢ÎïÁÏÊØºãµÈ֪ʶ£¬ÌâÄ¿ÄѶÈÖеȣ®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
6£®°±ÊÇÖØÒªµÄ»¯¹¤Ô­ÁÏ£¬ÓÃ;¹ã·º£®
£¨1£©ºÏ³É°±¹¤³§³£Óô×Ëá¶þ°±ºÏÍ­£¨ÓÉ[Cu£¨NH3£©2]+ºÍCH3COO-¹¹³É£©ÈÜÒºÎüÊÕ¶Ô°±ºÏ³É´ß»¯¼ÁÓж¾º¦µÄCOÆøÌ壮
¢Ù´×Ëá¶þ°±ºÏÍ­Ëùº¬µÄÔªËØÖУ¬µÚÒ»µçÀëÄÜ×î´óµÄÊǵª£®
¢Ú´×Ëá¶þ°±ºÏÍ­Ëùº¬ÔªËصĵ¥ÖÊ£¬ËùÊôµÄ¾§ÌåÀàÐÍÓÐb¡¢c¡¢d£¨ÌîÐòºÅ£©£®
a£®Àë×Ó¾§Ìå¡¡¡¡¡¡ b£®·Ö×Ó¾§Ìå¡¡¡¡¡¡ c£®Ô­×Ó¾§Ìå¡¡¡¡ d£®½ðÊô¾§Ìå
¢ÛµÚ4ÖÜÆÚÖУ¬»ù̬ԭ×ÓÓë»ù̬CuÔ­×Óδ³É¶Ôµç×ÓÊýÄ¿ÏàͬµÄÔªËØÓÐ4ÖÖ£¨²»º¬Cu£©£®
¢ÜÍ­µ¥ÖÊÎªÃæÐÄÁ¢·½¾§Ì壬Æä¾§°û±ß³¤a nm£®ÁÐʽ±íʾͭµ¥ÖʵÄÃܶÈ$\frac{64¡Á4}{{N}_{A}¡Á£¨a¡Á1{0}^{-7}£©^{3}}$g•cm-3£®
£¨2£©BF3ÆøÌåÓëNH3ÏàÓöÁ¢¼´Éú³ÉÒ»ÖÖ°×É«¾§Ì壺BF3+NH3=F3B-NH3£®
¢Ù¾§ÌåF3B-NH3ÖУ¬BÔ­×ÓµÄÔÓ»¯¹ìµÀÀàÐÍΪsp3£®
¢Úд³öÁ½ÖÖÓëBF3¾ßÓÐÏàͬ¿Õ¼ä¹¹Ð͵ÄÒõÀë×ÓCO32-¡¢NO3-£®
£¨3£©NH3¿ÉÓÃÓںϳÉÄòËØ¡¢ÁòËá淋ȵª·Ê£®Ä³»¯·Ê³§´ÓÉú²úµÄÁòËáï§Öмì³öÒ»ÖÖ×é³ÉΪN4H4£¨SO4£©2µÄÎïÖÊ£®¸ÃÎïÖÊÔÚË®ÈÜÒºÖÐÒÔSO42-ºÍN4H44+Á½ÖÖÕýËÄÃæÌå¹¹Ð͵ÄÀë×Ó´æÔÚ£®N4H44+Óö¼îÉú³ÉÒ»ÖÖÐÎËÆ°×Á×µÄN4·Ö×Ó£®
¢ÙÏÂÁÐÏà¹ØËµ·¨ÖУ¬ÕýÈ·µÄÊÇb£¨ÌîÐòºÅ£©£®
a£®N4ÊÇN2µÄͬ·ÖÒì¹¹Ìå
b£®1mol N4·Ö½âÉú³ÉN2£¬ÐγÉÁË4mol ¦Ð¼ü
c£®°×Á׵ķеã±ÈN4¸ß£¬ÊÇÒòΪP-P¼ü¼üÄܱÈN-N¼ü´ó
d£®°×Á׵Ļ¯Ñ§ÐÔÖʱÈN2»îÆÃ£¬ËµÃ÷PµÄ·Ç½ðÊôÐÔ±ÈNÇ¿
¢Ú»­³öN4H44+µÄ½á¹¹£¨±êÃ÷ÆäÖеÄÅäλ¼ü£©£®

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø