题目内容
在密闭容器中进行反应X 2(g) + 3Y 2(g) 
2Z 2(g)，若X 2、Y 2、Z 2的起始浓度分别为0.1 mol/L、0.3 mol/L、0.2 mol/L，达到平衡时下列物质的浓度不可能为
2021-09-18
A.X2为0.3 mol/L
B.Y2为0.2 mol/L
C.Z2为0.35 mol/L
D.Y2为0.6 mol/L
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