ÌâÄ¿ÄÚÈÝ
ÌìÈ»ÆøÈ¼ÉÕ²»ÍêÈ«»á²úÉúÓж¾ÆøÌåCO£¬ÓÖÖªCOºÍCH4ȼÉÕµÄÈÈ»¯Ñ§·½³Ìʽ·Ö±ðΪ
2CO£¨g£©+O2£¨g£©£½2CO2£¨g£© ¦¤H£½£566 kJ¡¤mol-1
CH4£¨g£©+2O2£¨g£©£½CO2£¨g£©+2H2O£¨l£©¦¤H£½£890 kJ¡¤mol-1
ÓÖÖªÓÉH2ÓëO2·´Ó¦Éú³ÉҺ̬H2O±ÈÉú³ÉÆøÌ¬H2O¶à·Å³ö44 kJ¡¤mol-1µÄÈÈÁ¿¡£
ÔòÏÂÁÐÈÈ»¯Ñ§·½³ÌʽÕýÈ·µÄÊÇ
2CO£¨g£©+O2£¨g£©£½2CO2£¨g£© ¦¤H£½£566 kJ¡¤mol-1
CH4£¨g£©+2O2£¨g£©£½CO2£¨g£©+2H2O£¨l£©¦¤H£½£890 kJ¡¤mol-1
ÓÖÖªÓÉH2ÓëO2·´Ó¦Éú³ÉҺ̬H2O±ÈÉú³ÉÆøÌ¬H2O¶à·Å³ö44 kJ¡¤mol-1µÄÈÈÁ¿¡£
ÔòÏÂÁÐÈÈ»¯Ñ§·½³ÌʽÕýÈ·µÄÊÇ
[ ]
A£®3CH4£¨g£©+5O2£¨g£©£½CO2£¨g£©+2CO£¨g£©+6H2O£¨g£© ¦¤H£½£1840 kJ¡¤mol-1
B£®2CH4£¨g£©+
O2£¨g£©£½CO2£¨g£©+CO£¨g£©+4H2O£¨g£© ¦¤H£½£1038 kJ¡¤mol-1
C£®3CH4£¨g£©+5O2£¨g£©£½CO2£¨g£©+2CO£¨g£©+6H2O£¨l£© ¦¤H£½£1538 kJ¡¤mol-1
D£®2CH4£¨g£©+
O2£¨g£©£½CO2£¨g£©+CO£¨g£©+4H2O£¨l£© ¦¤H£½£1214 kJ¡¤mol-1
B£®2CH4£¨g£©+
C£®3CH4£¨g£©+5O2£¨g£©£½CO2£¨g£©+2CO£¨g£©+6H2O£¨l£© ¦¤H£½£1538 kJ¡¤mol-1
D£®2CH4£¨g£©+
A
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿