1105kJ的精選

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已知298K時下述反應的有關數據:C(s)+1/2O2(g)=CO(g) △H1=-110.5kJ·mol-1...

已知298K時下述反應的有關數據:C(s)+1/2O2(g)=CO(g) △H1=-110.5kJ·mol-1...

2019-09-29
問題詳情:已知298K時下述反應的有關數據:C(s)+1/2O2(g)=CO(g) △H1=-110.5kJ·mol-1C(s)+O2(g)=CO2(g),△H2=-393.5kJ/mol 則C(s)+CO2(g)=2CO(g)的△H爲(   )  A.283.kJ·mol-1  B.172.5kJ·mol-1   C.-172.5kJ·mol-1...
CO(g)=C(s,石墨)+O2(g),其△H=110.5kJ·mol—1△S=-89.36J·mol—1·K...

CO(g)=C(s,石墨)+O2(g),其△H=110.5kJ·mol—1△S=-89.36J·mol—1·K...

2022-08-09
問題詳情:CO(g)=C(s,石墨)+O2(g),其△H=110.5kJ·mol—1△S=-89.36J·mol—1·K—1,試判斷該反應在298K和2000K時反應是否自發進行?【回答】知識點:化學反應速率化學平衡題型:計算題...
已知:C(s)+O2(g)===CO(g) ΔH=-110.5kJ·mol-1①C(s)+O2(g)===CO...

已知:C(s)+O2(g)===CO(g) ΔH=-110.5kJ·mol-1①C(s)+O2(g)===CO...

2021-09-01
問題詳情:已知:C(s)+O2(g)===CO(g) ΔH=-110.5kJ·mol-1①C(s)+O2(g)===CO2(g)ΔH=-393.51kJ·mol-1②計算反應C(s)+CO2(g)===2CO(g)的反應熱ΔH的值爲      A.-283.01kJ·mol-1 B.+172.51kJ·mol-1  C.+283.1kJ·mol-1D.+504.00k...
已知298K時下述反應的有關數據:C(s)+O2(g)=CO(g)△H1=-110.5kJ•mol-1,C(s...

已知298K時下述反應的有關數據:C(s)+O2(g)=CO(g)△H1=-110.5kJ•mol-1,C(s...

2019-07-07
問題詳情:已知298K時下述反應的有關數據:C(s)+O2(g)=CO(g)△H1=-110.5kJ•mol-1,C(s)+O2(g)=CO2(g)△H2=-393.5kJ•mol-1。則C(s)+CO2(g)=2CO(g) 的△H爲(   )A.+283.0kJ/mol       B.+172.5kJ/mol    C.-172.5kJ/mol     ...