下列热化学方程式书写正确的是
| A．C2H5OH(l)+3O2(g)=2CO2(g)+3H2O(g)△H="—1367.0" kJ/mol |
| B．HCl (aq)+NaOH(ag)=NaCl(ag)+H2O(1)△H=+57.3kJ/mol |
| C．S(s)+O2(g)=SO2(g)△H= —296.8kJ |
| D．2NO2=O2+2NO△H=+116.2kJ/mol |
下列热化学方程式书写正确的是
| A．C2H5OH(l)+3O2(g)=2CO2(g)+3H2O(g)△H="—1367.0" kJ/mol |
| B．HCl (aq)+NaOH(ag)=NaCl(ag)+H2O(1)△H=+57.3kJ/mol |
| C．S(s)+O2(g)=SO2(g)△H= —296.8kJ |
| D．2NO2=O2+2NO△H=+116.2kJ/mol |
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