ÌâÄ¿ÄÚÈÝ
ÒÑÖª£º25¡æ¡¢l0lkPaÌõ¼þÏÂ
4Al(s)£«3O2(g)=2Al2O3(s) ¦¤H=-2834.9kJ/mol
4Al(s)£«2O3(g)=2Al2O3(s) ¦¤H=-3119.91kJ/mol: Óɴ˵óöµÄ½áÂÛÕýÈ·µÄÊÇ
4Al(s)£«3O2(g)=2Al2O3(s) ¦¤H=-2834.9kJ/mol
4Al(s)£«2O3(g)=2Al2O3(s) ¦¤H=-3119.91kJ/mol: Óɴ˵óöµÄ½áÂÛÕýÈ·µÄÊÇ
A£®µÈÖÊÁ¿µÄO2±ÈO3ÄÜÁ¿µÍ£¬ÓÉO2±äO3ΪÎüÈÈ·´Ó¦ |
B£®µÈÖÊÁ¿µÄO2±ÈO3ÄÜÁ¿µÍ£¬ÓÉO2±äO3Ϊ·ÅÈÈ·´Ó¦ |
C£®O3±ÈO2Îȶ¨£¬ÓÉO2±äO3ΪÎüÈÈ·´Ó¦ |
D£®O2±ÈO3Îȶ¨£¬ÓÉO2±äO3Ϊ·ÅÈÈ·´Ó¦ |
A
ÊÔÌâ·ÖÎö£ºÓɸø³öµÄÁ½¸öÈÈ»¯Ñ§·½³Ìʽ¿´³ö£ºÏàͬÌõ¼þϵõ½ÏàͬÖÊÁ¿µÄÑõ»¯ÂÁ£¬³ôÑõ±ÈÑõÆø·ÅÈÈÒª¶à¡£ËµÃ÷µÈÖÊÁ¿µÄO3±ÈO2ÄÜÁ¿¸ß¡£ÄÜÁ¿Ô½µÍÔ½Îȶ¨¡£ÓɳôÑõ±äÑõÆøΪ·ÅÈÈ·´Ó¦¡£ÕýÈ·Ñ¡ÏîΪA¡£
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿