题文
下列热化学方程式中△H代表燃烧热的是( )
| A.CH4 ( g ) + 3/2O2 ( g ) = 2H2O ( l ) + CO ( g )△H1 |
| B.S ( s ) + 3/2O2 ( g ) = SO3 ( s )△H2 |
| C.C6H12O6 ( s ) + 6O2 ( g ) = 6CO2 (g) + 6H2O ( l )△H3 |
| D.2CO ( g ) + O2 ( g ) = 2CO2 ( g )△H4 |
下列热化学方程式中△H代表燃烧热的是( )
| A.CH4 ( g ) + 3/2O2 ( g ) = 2H2O ( l ) + CO ( g )△H1 |
| B.S ( s ) + 3/2O2 ( g ) = SO3 ( s )△H2 |
| C.C6H12O6 ( s ) + 6O2 ( g ) = 6CO2 (g) + 6H2O ( l )△H3 |
| D.2CO ( g ) + O2 ( g ) = 2CO2 ( g )△H4 |
试题篮
()