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On the basis of the standard electrode potential values stated for acid solutions, predict whether \( \mathrm{Ti}^{4+} \) species may be used to oxidise \( \mathrm{Fe}(\mathrm{II}) \) to \( \mathrm{Fe} \) (III)
\[\begin{array}{ll}\mathrm{Ti}^{4+}+\mathrm{e}^{-} \rightarrow \mathrm{Ti}^{3+} & \mathrm{E}^{\circ}=+0.01 \mathrm{~V} \\\mathrm{Fe}^{3+}+\mathrm{e}^{-} \rightarrow \mathrm{Fe}^{2+} & \mathrm{E}^{\circ}=+0.77 \mathrm{~V}\end{array}\]
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