题目内容
在密闭容器中进行反应：X2(g)+Y2(g)
2Z(g)，已知X2、Y2、Z的起始浓度分别为0.1 mol/L、0.3 mol/L、0.2 mol/L，在一定条件下，当反应达到平衡时，各物质的浓度可能是
2021-09-17
A.Z为0.3mol/L
B.Y2为0.35mol/L
C.X2为0.2mol/L
D.Z为0.4mol/L
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