chm1046 chapter 14 homework quiz

chm1046 chapter 14 homework quiz - WebAssign Chapter 14...

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Current Score : 0 / 55 Due : Wednesday, April 6, 2011 11:00 PM EDT 1. –/4 points Question: ZumChem8 14.E.020. Given the following conditions, identify whether the following are neutral, basic, or acidic solutions at 25°C. (a) pH = 3.24 ---Select--- (b) [H + ] > 1.0 10 -7 M ---Select--- (c) pOH = 4.44 ---Select--- (d) [OH ! ] = 3.60 10 -12 M ---Select--- 2. –/1 points Question: ZumChem8 14.E.040. Use the table below to order the following from the strongest to the weakest base. (Use the appropriate <, =, or > symbol to separate substances in the list.) H 2 O, NO 3 ! , OCl ! , NH 3 Chapter 14 Homework Quiz (Homework) Brad Deitemeyer College Chemistry II, section 08655, Spring 2011 Instructor: Krista Noren-Santmyer Web Assign
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3. –/4 points Question: ZumChem8 14.E.046. At 40.°C, the value of K w is 2.92 10 -14 . (a) Calculate the [H + ] and [OH - ] in pure water at 40.°C. [H + ] M [OH - ] M (b) What is the pH of pure water at 40.°C? (c) If the hydroxide ion concentration in a solution is
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This note was uploaded on 04/04/2011 for the course CHM 1046 taught by Professor Wolfe,d during the Spring '08 term at Hillsborough.

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chm1046 chapter 14 homework quiz - WebAssign Chapter 14...

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