A.絕熱過程和恒溫過程B.循環(huán)過程和恒容過程C.恒溫過程和循環(huán)過程D.恒容過程和絕熱過程
A.2H2(g)+O2(g)→2H2O(l)B.C(g)+1/2O2(g)→CO(g)C.H2(g)+1/2O2(g)→H2O(g)D.C6H6(g)+15/2O2
A.2H2(g)+O2(g)→2H2O(g)B.CO(g)+O2(g)→CO2(g)C.H2(g)+O2(g)→H2O(l)D.4C(石墨)+3H2(g)→C2H2(g)+C2H4(g)