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        1. 將H2(g)和Br2(g)充入恒容密閉容器.恒溫下發(fā)生反應(yīng): 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)  ΔH<0,平衡時(shí)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(shí)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(wú)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,g平衡時(shí)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(shí)Br2(g)的轉(zhuǎn)化率為b.a(chǎn)與b的關(guān)系是( 。
          A.a(chǎn)>bB.a(chǎn)=bC.a(chǎn)<bD.無(wú)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,g平衡時(shí)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(shí)Br2(g)的轉(zhuǎn)化率為b.a(chǎn)與b的關(guān)系是( )
          A.a(chǎn)>b
          B.a(chǎn)=b
          C.a(chǎn)<b
          D.無(wú)法確定

          查看答案和解析>>

          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,g平衡時(shí)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(shí)Br2(g)的轉(zhuǎn)化率為b.a(chǎn)與b的關(guān)系是( )
          A.a(chǎn)>b
          B.a(chǎn)=b
          C.a(chǎn)<b
          D.無(wú)法確定

          查看答案和解析>>

          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,g平衡時(shí)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(shí)Br2(g)的轉(zhuǎn)化率為b.a(chǎn)與b的關(guān)系是( )
          A.a(chǎn)>b
          B.a(chǎn)=b
          C.a(chǎn)<b
          D.無(wú)法確定

          查看答案和解析>>


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