一定温度下,可逆反应A2(g)+3B2(g)  2AB3(g)达到平衡的标志是( ) A

一定温度下,可逆反A2(g)3B2(g)  2AB3(g)到平衡的标志是(  )

A.容器内每减少1mol A2,同时生成2mol AB3

B.容器内每减少1mol A2,同时生成3mol B2

C.容器内A2B2AB3的物质的量之比为1:3:2

D.容器内A2B2AB3的物质的量浓度之比为1:1:1 ks5u

答案

B

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