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selang504

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[交流] 【求助】浓酸的氢离子浓度怎么表示 已有1人参与

浓酸的氢离子浓度怎么表示?比如说(54% P2O5)的浓磷酸,8M的硫酸,对这些浓酸怎么比较他们氢离子浓度的大小?我在一篇文献中看到用R0(H)来表示,但是没搞懂,
The ferrocene/ferricinium pair (Fc+/Fc)was taken as the redox indicator and the quinone/hydroquinone pair(Q/H2Q) as the pH indicator. R0(H) was determined using simple potentiometric measurements, taking the system (Fc+/Fc)as the comparison. R0(H) acidity is related to measurements of potential by the following equation [3]:R0(H) =( E H2O (Q/H2Q) − E H2O−acid (Q/H2Q))/0.058
where E H2O (Q/H2Q) represents the potential of the system (Q/H2Q) measured in water and E H2O−acid (Q/H2Q) represents the potential of the system (Q/H2Q) measured in the phosphoric acid solution. These potentials are expressed in relation to the system Fc+/Fc.
哪位大侠能告诉我怎么对浓酸的氢离子浓度进行表示,并能够通过测量对它们之间进行比较?
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selang504

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有二茂铁参比电极么?同时用醌氢醌电极来测量溶液电势?
2楼2010-12-29 21:18:25
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