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Unformatted text preview: Name ______________________________ _ Quiz 7 (10 points) 09-106 Spring 2011 Recitation ( CIRCLE ONE TA and ONE TIME ): Christian Steve Brendan 6:30 7:30 3/24/11 (10 minutes allowed) In order to ensure the maximum amount of partial credit on short problems, please show all work and clearly circle your final answers. A periodic table is on the reverse side. A listing of constants, equations, and tables of weak acid and base constants are on the attached page (front and back). You may detach and keep this page. I. For the following statements, circle T if the statement is TRUE and F if it is FALSE. (2 points) T F 1. If 100 mL of 1.0 M K 2 O(aq) is diluted with 100 L of pure water (all at 25C), the pH will remain above 7. T F 2. Less than 100 mL of 0.100 M LiOH(aq) are needed to titrate 100 mL of 0.100 M HNO 3 (aq) to a final pH of 6.8. II. When the pH is 9 in the titration of 1.0 M NaOH(aq) with 1.0 M HBr(aq) (25C), circle below the ion having the lowest concentration AND underline the ion having the...
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This note was uploaded on 09/29/2011 for the course CHEMISTRY 09-106 taught by Professor Vuocolo during the Fall '09 term at Carnegie Mellon.
- Fall '09