ÌâÄ¿ÄÚÈÝ
ÓÃCH4´ß»¯»¹ÔNO2¿ÉÒÔÏû³ýµªÑõ»¯ÎïµÄÎÛȾ¡£ÀýÈ磺
¢ÙCH4£¨g£©+4NO2£¨g£©=4NO£¨g£©+CO2£¨g£©+2H2O£¨g£©¡÷H=-574kJ¡¤mol-1
¢ÚCH4£¨g£©+4NO£¨g£©=2N2£¨g£©+CO2£¨g£©+2H2£¨g£©¡÷H=-1160kJ¡¤mol-1
ÏÂÁÐ˵·¨²»ÕýÈ·µÄÊÇ £¨ £©
¢ÙCH4£¨g£©+4NO2£¨g£©=4NO£¨g£©+CO2£¨g£©+2H2O£¨g£©¡÷H=-574kJ¡¤mol-1
¢ÚCH4£¨g£©+4NO£¨g£©=2N2£¨g£©+CO2£¨g£©+2H2£¨g£©¡÷H=-1160kJ¡¤mol-1
ÏÂÁÐ˵·¨²»ÕýÈ·µÄÊÇ £¨ £©
A£®ÓÉ·´Ó¦¢Ù¿ÉÍÆÖª£ºCH4£¨g£©+4NO2£¨g£©=4NO£¨g£©+CO2£¨g£©+2H2O£¨L£©¡÷H>-574kJ¡¤mol-1 |
B£®µÈÎïÖʵÄÁ¿µÄCH4²Î¼Ó·´Ó¦Ê±£¬·Å³öµÄÈÈÁ¿Îª17.34kJ |
C£®ÈôÓÃ0.2moLCH4»¹ÔNO2ÖÁN2£¬·Å³öµÄÈÈÁ¿Îª17.34kJ |
D£®ÈôÓÃ0.02moLCH4»¹ÔNO2ÖÁN2£¬Õû¸ö¹ý³ÌÖÐתÒƵĵç×Ó×ÜÊýΪ0.16mol |
A
ÂÔ
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿