题目内容
加热N 2O 5时，发生以下两个反应：N 2O 5 
N 2O 3 + O 2，N 2O 3 
N 2O + O 2。在1L密闭容器中加热4molN 2O 5，达到平衡时，c(O 2)为4.5mol?L -1，c(N 2O 3) 为1.62mol?L -1，则c(N 2O 5) 为( )
2021-09-18
A.1.44mol?L-1
B.3.48mol?L-1
C.0.94mol?L-1
D.1.98mol?L-1
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