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    將H2(g)和Br2(g)充入恒容密閉容器.恒溫下發(fā)生反應(yīng)H2(g)+Br2(g) 2HBr(g)g平衡時Br2(g)的轉(zhuǎn)化率為a,若初始條件相同.絕熱下進(jìn)行上述反應(yīng).平衡時Br2(g)的轉(zhuǎn)化率為b.a與b的關(guān)系是A.a>b B.a=b C.a<b D.無法確定 查看更多

     

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    將H2(g)和Br2(g)充入恒容密閉容器,恒溫下發(fā)生反應(yīng)H2(g)+Br2(g) 2HBr(g)g平衡時Br2(g)的轉(zhuǎn)化率為a;若初始條件相同,絕熱下進(jìn)行上述反應(yīng),平衡時Br2(g)的轉(zhuǎn)化率為b。a與b的關(guān)系是(   )

    A.a(chǎn)>b B.a(chǎn)=b   C.a(chǎn)<b  D.無法確定

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    將H2(g)和Br2(g)充入恒容密閉容器,恒溫下發(fā)生反應(yīng)H2(g)+Br2(g)2 HBr(g)  ΔH<0平衡時Br2(g)的轉(zhuǎn)化率為a;若初始條件相同,絕熱下進(jìn)行上述反應(yīng),平衡時Br2(g)的轉(zhuǎn)化率為b。a與b的關(guān)系是(    )

    A.a(chǎn)>b         B.a(chǎn)=b         C.a(chǎn)<b         D.無法確定

     

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    將H2(g)和Br2(g)充入恒容密閉容器,恒溫下發(fā)生反應(yīng)H2(g)+Br2(g) 2HBr(g)△H<0,平衡時Br2(g)的轉(zhuǎn)化率為a;若初始條件相同,絕熱下進(jìn)行上述反應(yīng),平衡時Br2(g)的轉(zhuǎn)化率為b。a與b的關(guān)系是

    A.a(chǎn)>b        B.a(chǎn)=b          C.a(chǎn)<b        D.無法確定

     

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    將H2(g)和Br2(g)充入恒容密閉容器,恒溫下發(fā)生反應(yīng)H2(g)+Br2(g)??2HBr(g) ΔH<0,平衡時Br2(g)的轉(zhuǎn)化率為a;若初始條件相同,絕熱下進(jìn)行上述反應(yīng),平衡時Br2(g)的轉(zhuǎn)化率為b。ab的關(guān)系是(  )

    A.a>b         B.ab

    C.a<b         D.無法確定

     

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    將H2(g)和Br2(g)充入恒容密閉容器,恒溫下發(fā)生反應(yīng)

    H2(g)+Br2(g)      2HBr(g) △H<0,平衡時Br2(g)的轉(zhuǎn)化率為a;若初始條件相同,絕熱下進(jìn)行上述反應(yīng),平衡時Br2(g)的轉(zhuǎn)化率為b。a與b的關(guān)系是 (  )

    A.a(chǎn)>b       B.a(chǎn)=b       C.a(chǎn)<b      D.無法確定

     

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