test2-1 - Chemistry 2740 Spring 2010 Test 2 Time: 50...

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Chemistry 2740 Spring 2010 Test 2 Time: 50 minutes Marks: 31 Aids allowed: calculator, 8 . 5 × 11-inch formula sheet Useful data is given on the reverse of this page. Instructions: You can answer the questions in any order, but make sure that you clearly label each of your answers with the question number in your exam booklet(s). If you use a graph to answer a question, make sure to provide a reasonable sketch of the graph, as well as a brief explanation of what information the graph provides. 1. What do the following symbols in the Nernst equation represent? Be specific. [1 mark each] (a) E (b) E (c) ν e 2. Taking non-ideal effects into account, what is the p H of a 0 . 0058 mol / L aqueous so- lution of HCl at 25 C? The permittivity of water at this temperature is 6 . 957 × 10 10 C 2 N 1 m 2 . [9 marks] 3. In a recent study, the electrochemistry of 1,5,2,4,6,8-dithiatetrazocine (R) N N S N N S and its radicals was studied by EPR spectroscopy. 1
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test2-1 - Chemistry 2740 Spring 2010 Test 2 Time: 50...

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