ÌâÄ¿ÄÚÈÝ
£¨10·Ö£©Q¡¢W¡¢X¡¢Y¡¢ZÊÇ5ÖÖ¶ÌÖÜÆÚÔªËØ£¬Ô×ÓÐòÊýÖð½¥Ôö´ó£¬QÓëW×é³ÉµÄ»¯ºÏÎïÊÇÌìÈ»ÆøµÄÖ÷Òª³É·Ö£¬WÓëY¡¢XÓëY×é³ÉµÄ»¯ºÏÎïÊÇ»ú¶¯³µÅųöµÄ´óÆøÎÛȾÎYºÍZÄÜÐγÉÔ×Ó¸öÊý±ÈΪ1©U1ºÍl©U2µÄÁ½ÖÖÀë×Ó»¯ºÏÎï¡£
£¨1£©WÔÚÔªËØÖÜÆÚ±íÖеÄλÖÃÊÇ ÖÜÆÚ ×å¡£
£¨2£©¹¤ÒµºÏ³ÉXQ3ÊÇ·ÅÈÈ·´Ó¦¡£ÏÂÁдëÊ©ÖУ¬¼ÈÄܼӿ췴ӦËÙÂÊ£¬ÓÖÄÜÌá¸ßÔÁÏÀûÓÃÂÊÊÇ ¡££¨ÌîдÐòºÅ£©
£¨3£©2.24 L£¨±ê×¼×´¿ö£©XQ3±»200 mL l mol/L QXY3ÈÜÒºÎüÊÕºó£¬ËùµÃÈÜÒºÖÐÀë×ÓŨ¶È´Ó´óµ½Ð¡µÄ˳ÐòÊÇ ¡££¨ÓÃÀë×Ó·ûºÅ±íʾ£©
£¨4£©WQ4YÓëY2µÄ·´Ó¦¿É½«»¯Ñ§ÄÜת»¯ÎªµçÄÜ£¬Æ乤×÷ÔÀíÈçÓÒͼËùʾ£¬a¼«µÄµç¼«·´Ó¦ÊÇ ¡£
£¨5£©ÒÑÖª£ºW£¨s£©+Y2£¨g£©=WY2£¨g£©£»H=£393.5kJ/mol
WY£¨g£©+Y2£¨g£©=WY2£¨g£©£»H=£238.0kJ/mol¡£Ôò 24g WÓëÒ»¶¨Á¿µÄY2·´Ó¦£¬·Å³öÈÈÁ¿362.5 kJ£¬ËùµÃ²úÎï³É·Ö¼°ÎïÖʵÄÁ¿Ö®±ÈΪ ¡£
£¨6£©XºÍZ×é³ÉµÄÒ»ÖÖÀë×Ó»¯ºÏÎÄÜÓëË®·´Ó¦Éú³ÉÁ½Öּ¸Ã·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ ¡£
£¨1£©WÔÚÔªËØÖÜÆÚ±íÖеÄλÖÃÊÇ ÖÜÆÚ ×å¡£
£¨2£©¹¤ÒµºÏ³ÉXQ3ÊÇ·ÅÈÈ·´Ó¦¡£ÏÂÁдëÊ©ÖУ¬¼ÈÄܼӿ췴ӦËÙÂÊ£¬ÓÖÄÜÌá¸ßÔÁÏÀûÓÃÂÊÊÇ ¡££¨ÌîдÐòºÅ£©
A£®Éý¸ßÎÂ¶È | B£®¼ÓÈë´ß»¯¼Á | C£®½«XQ3¼°Ê±·ÖÀë³öÈ¥ | D£®Ôö´ó·´Ó¦ÌåϵµÄѹǿ |
£¨4£©WQ4YÓëY2µÄ·´Ó¦¿É½«»¯Ñ§ÄÜת»¯ÎªµçÄÜ£¬Æ乤×÷ÔÀíÈçÓÒͼËùʾ£¬a¼«µÄµç¼«·´Ó¦ÊÇ ¡£
£¨5£©ÒÑÖª£ºW£¨s£©+Y2£¨g£©=WY2£¨g£©£»H=£393.5kJ/mol
WY£¨g£©+Y2£¨g£©=WY2£¨g£©£»H=£238.0kJ/mol¡£Ôò 24g WÓëÒ»¶¨Á¿µÄY2·´Ó¦£¬·Å³öÈÈÁ¿362.5 kJ£¬ËùµÃ²úÎï³É·Ö¼°ÎïÖʵÄÁ¿Ö®±ÈΪ ¡£
£¨6£©XºÍZ×é³ÉµÄÒ»ÖÖÀë×Ó»¯ºÏÎÄÜÓëË®·´Ó¦Éú³ÉÁ½Öּ¸Ã·´Ó¦µÄ»¯Ñ§·½³ÌʽΪ ¡£
£¨1£©µÚ¶þÖÜÆÚ¡¢µÚ¢ôA×å¡£ £¨2£©D £¨3£©c(NO3-)£¾c( H+)£¾c(NH4+)£¾c(OH-)
£¨4£©CH4 ¨C 8e- + 10OH- = CO32- + 7H2O £¨5£©CO2¡¢CO 1£º8.24
£¨6£©Na3N + 4H2O =" 3NaOH" + NH3.H2O
£¨4£©CH4 ¨C 8e- + 10OH- = CO32- + 7H2O £¨5£©CO2¡¢CO 1£º8.24
£¨6£©Na3N + 4H2O =" 3NaOH" + NH3.H2O
QÓëW×é³ÉµÄ»¯ºÏÎïÊÇÌìÈ»ÆøµÄÖ÷Òª³É·Ö£¬ËùÒÔQÊÇH£¬WÊÇC¡£»ú¶¯³µÅųöµÄ´óÆøÎÛȾÎïÖ÷ÒªÊÇ̼µÄÑõ»¯ÎïºÍµªµÄÑõ»¯ÎÒò´ËXÊÇN£¬YÊÇO¡£YºÍZÄÜÐγÉÔ×Ó¸öÊý±ÈΪ1©U1ºÍl©U2µÄÁ½ÖÖÀë×Ó»¯ºÏÎ˵Ã÷ZÊÇÄÆÔªËØ¡£
£¨2£©°±µÄºÏ³ÉÊÇ·ÅÈȵġ¢Ìå»ý¼õСµÄ¿ÉÄæ·´Ó¦£¬Éý¸ßζȣ¬²»ÀûÓÚƽºâÏòÕý·´Ó¦·½Ïò½øÐУ¬´ß»¯¼Á²»ÄÜƽºâ״̬£¬½«XQ3¼°Ê±·ÖÀë³öÈ¥»á½µµÍ·´Ó¦ËÙÂÊ£¬ÕýÈ·µÄ´ð°¸ÊÇD¡£
£¨3£©0.1molNH3ºÍ0.2molHNO3»ìºÏºó£¬ÏõËá¹ýÁ¿£¬ÈÜÒºÖк¬ÓеÄÈÜÖÊÊÇNH4NO3ºÍHNO3£¬ËùÒÔËùµÃÈÜÒºÖÐÀë×ÓŨ¶È´Ó´óµ½Ð¡µÄ˳ÐòÊÇc(NO3-)£¾c( H+)£¾c(NH4+)£¾c(OH-)¡£
£¨4£©¸ù¾Ýµç×ÓµÄÁ÷¶¯·½Ïò¿ÉÖªaÊǸº¼«£¬Ó¦Í¨Èë¼×Í飬ËùÒÔa¼«µÄµç¼«·´Ó¦ÊÇCH4 ¨C 8e- + 10OH- = CO32- + 7H2O¡£
£¨5£©½«Ëù¸øµÄÈÈ»¯Ñ§·½³ÌʽºÏ²¢¿ÉµÃµ½W£¨s£©+1/2Y2£¨g£©=WY£¨g£©£»H=£155.5kJ/mol¡£
Òò´Ë24gCÍêȫȼÉշųöµÄÈÈÁ¿ÊÇ787kJ£¬²»ÍêȫȼÉշųöµÄÈÈÁ¿ÊÇ311 kJ£¬¶øʵ¼Ê·Å³ö362.5
kJ£¬ËùÒÔ²úÎïÊÇCOºÍCO2µÄ»ìºÏÎï¡£¸ù¾ÝÊ®×Ö½»²æ·¨¿É¼ÆËãCOºÍCO2µÄÎïÖʵÄÁ¿Ö®±ÈÊÇ
£¨6£©XºÍZ·Ö±ðÊÇNºÍNa£¬Æ仯ºÏ¼Û·Ö±ðÊÇ£3¼ÛºÍ£«1¼Û£¬ËùÒÔÆ仯ѧʽΪNa3N£¬·´Ó¦µÄ·½³ÌʽΪNa3N + 4H2O =" 3NaOH" + NH3.H2O¡£
£¨2£©°±µÄºÏ³ÉÊÇ·ÅÈȵġ¢Ìå»ý¼õСµÄ¿ÉÄæ·´Ó¦£¬Éý¸ßζȣ¬²»ÀûÓÚƽºâÏòÕý·´Ó¦·½Ïò½øÐУ¬´ß»¯¼Á²»ÄÜƽºâ״̬£¬½«XQ3¼°Ê±·ÖÀë³öÈ¥»á½µµÍ·´Ó¦ËÙÂÊ£¬ÕýÈ·µÄ´ð°¸ÊÇD¡£
£¨3£©0.1molNH3ºÍ0.2molHNO3»ìºÏºó£¬ÏõËá¹ýÁ¿£¬ÈÜÒºÖк¬ÓеÄÈÜÖÊÊÇNH4NO3ºÍHNO3£¬ËùÒÔËùµÃÈÜÒºÖÐÀë×ÓŨ¶È´Ó´óµ½Ð¡µÄ˳ÐòÊÇc(NO3-)£¾c( H+)£¾c(NH4+)£¾c(OH-)¡£
£¨4£©¸ù¾Ýµç×ÓµÄÁ÷¶¯·½Ïò¿ÉÖªaÊǸº¼«£¬Ó¦Í¨Èë¼×Í飬ËùÒÔa¼«µÄµç¼«·´Ó¦ÊÇCH4 ¨C 8e- + 10OH- = CO32- + 7H2O¡£
£¨5£©½«Ëù¸øµÄÈÈ»¯Ñ§·½³ÌʽºÏ²¢¿ÉµÃµ½W£¨s£©+1/2Y2£¨g£©=WY£¨g£©£»H=£155.5kJ/mol¡£
Òò´Ë24gCÍêȫȼÉշųöµÄÈÈÁ¿ÊÇ787kJ£¬²»ÍêȫȼÉշųöµÄÈÈÁ¿ÊÇ311 kJ£¬¶øʵ¼Ê·Å³ö362.5
kJ£¬ËùÒÔ²úÎïÊÇCOºÍCO2µÄ»ìºÏÎï¡£¸ù¾ÝÊ®×Ö½»²æ·¨¿É¼ÆËãCOºÍCO2µÄÎïÖʵÄÁ¿Ö®±ÈÊÇ
£¨6£©XºÍZ·Ö±ðÊÇNºÍNa£¬Æ仯ºÏ¼Û·Ö±ðÊÇ£3¼ÛºÍ£«1¼Û£¬ËùÒÔÆ仯ѧʽΪNa3N£¬·´Ó¦µÄ·½³ÌʽΪNa3N + 4H2O =" 3NaOH" + NH3.H2O¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿