1. (16 points) Sn2+ is titrated with T|3+. The relevant half reactions are as follows: T13+ + 2e → Tl*, E° = 0.77 V Sn4+

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1 16 Points Sn2 Is Titrated With T 3 The Relevant Half Reactions Are As Follows T13 2e Tl E 0 77 V Sn4 1 (89.26 KiB) Viewed 88 times

1. (16 points) Sn2+ is titrated with T|3+. The relevant half reactions are as follows: T13+ + 2e → Tl*, E° = 0.77 V Sn4+ + 2e → Sn2+, E° = 1.5 V a) (4 points) Write the balanced net ionic equation for the titration reaction. b) (4 points) Identify the oxidizing agent and reducing agent in the reaction. c) (2 points each blank) Using the titration curve shown below, fill in the missing information for the table regarding the relevant equilibrium reactions. You may ignore activity coefficients. Do not calculate the answers but rather fill in the equation with relevant species needed to solve at the various points in the titration. 0.8 D B 0.6 E (V) A w 0.4- 0.2- 0.0- 10 30 40 50 20 Volume of T13+ (mL) Point Equation to Calculate Ecell Comparison to the equivalence point V. A Ecell B V = 2 Ve Ecell = с V = 4/5 Ve Ecell = D V = 1.4 V Ecell =