ÌâÄ¿ÄÚÈÝ

£¨6·Ö£©(1)»¯Ñ§·´Ó¦¿ÉÊÓΪ¾É¼ü¶ÏÁѺÍмüÐγɵĹý³Ì¡£»¯Ñ§¼üµÄ¼üÄÜÊÇÐγÉ(»ò²ð¿ª)1 mol»¯Ñ§¼üʱÊÍ·Å(»òÎüÊÕ)µÄÄÜÁ¿¡£ÒÑÖª£ºN¡ÔN¼üµÄ¼üÄÜÊÇ948.9 kJ/mol£¬H¡ªH¼üµÄ¼üÄÜÊÇ436.0 kJ/mol£»ÓÉN2ºÍH2ºÏ³É1 mol NH3ʱ¿É·Å³ö46.2 kJµÄÈÈÁ¿¡£ÔòN¡ªH¼üµÄ¼üÄÜÊÇ_______________________¡£

 (2)¸Ç˹¶¨ÂÉÔÚÉú²úºÍ¿ÆѧÑо¿ÖÐÓкÜÖØÒªµÄÒâÒå¡£ÓÐЩ·´Ó¦µÄ·´Ó¦ÈÈËäÈ»ÎÞ·¨Ö±½Ó²âµÃ£¬µ«¿Éͨ¹ý¼ä½ÓµÄ·½·¨²â¶¨¡£ÏÖ¸ù¾ÝÏÂÁÐ3¸öÈÈ»¯Ñ§·½³Ìʽ£º

Fe2O3(s)+3CO(g) = 2Fe(s)+3CO2(g)¦¤H£½£­24.8 kJ/mol      ¢Ù

3Fe2O3(s)+CO(g) = 2Fe3O4(s)+CO2(g)¦¤H£½£­47.2 kJ/mol    ¢Ú

Fe3O4(s)+CO(g) = 3FeO(s)+CO2(g)¦¤H£½+640.5 kJ/mol     ¢Û

д³öCOÆøÌ廹ԭFeO¹ÌÌåµÃµ½Fe¹ÌÌåºÍCO2ÆøÌåµÄÈÈ»¯Ñ§·½³Ìʽ______________________________¡£

(3)ÒÑÖªÁ½¸öÈÈ»¯Ñ§·½³Ìʽ£º

C(s)£«O2(g)=CO2(g)       ¡÷H£½ ¨D393.5kJ/mol

2H2(g)£«O2(g)=2H2O(g)    ¡÷H£½ ¨D483.6kJ/mol

ÏÖÓÐÌ¿·ÛºÍH2×é³ÉµÄÐü¸¡Æø¹²0.2mol£¬Ê¹ÆäÔÚO2ÖÐÍêȫȼÉÕ£¬¹²·Å³ö63.53kJµÄÈÈÁ¿£¬ÔòÌ¿·ÛÓëH2µÄÎïÖʵÄÁ¿Ö®±ÈÊÇ          .

 

(1) 383.85KJ;(2)ÂÔ  £¨3£©1:1

½âÎö:

 

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

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

¾«Ó¢¼Ò½ÌÍø