Using the titre, calculate the molarity of solution A using the following equations: Cr2O72- + 14H+ + 6I- 2S2O32- + I2

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QUESTION ONE

i) Calculations

• 1) Using the titre, calculate the molarity of solution A using the following equations:
  1. $\text{Cr}_2\text{O}_7^{2-} + 14\text{H}^+ + 6\text{I}^- \longrightarrow 2\text{Cr}^{3+} + 7\text{H}_2\text{O} + 3\text{I}_2$
  2. $2S_2O_3^{2-} + I_2 \longrightarrow S_4\text{O