Question
$\ce{Ti^{3+}(aq)}$ is violet while $\ce{Ti^{4+}(aq)}$ is colourless because $−$
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| Initial $[A_{(g)}] \ce{mol dm^{-3}}$ | Initial $[B_{(g)}]\ce{mol dm^{-3}}$ | Initial rate $\ce{mol dm^{-3}S^{-1}}$ |
| $3.0 \times 10^{-2}$ | $2.0 \times 10^{-2}$ | $1.89 \times 10^{-4}$ |
| $3.0 \times 10^{-2}$ | $4.0 \times 10^{-2}$ | $1.89 \times 10^{-4}$ |
| $6.0 \times 10^{-2}$ | $4.0 \times 10^{-2}$ | $7.56 \times 10^{-4}$ |