PS6 - 3 K b = 1.8 x 10-5 a Write the chemical equation for...

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1 Chemistry 2090 Problem Set #6 Due Monday (in class), March 7, 2011 Skim Chapters 15, 16 & 17; focus on learning the material we do in class and related problems Chap 15 problems: 12, 20, 24, 38, 60 Chap 16 problems: 12, 24, 30, 56 Chap 17 problems: 16, 28 Ex4. Consider a 100.0 mL aqueous solution of 1.400 M ammonia (NH
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Unformatted text preview: 3 , K b = 1.8 x 10-5 ). a. Write the chemical equation for the hydrolysis of NH 3 in aqueous solution b. What is the pH of this solution? c. What is the pk a of ammonium chloride ([NH 4 ]Cl)? d. How many moles of solid ammonium chloride ([NH 4 ]Cl) should one add to make this a buffer solution with pH = 9.5?...
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This note was uploaded on 06/10/2011 for the course CHEM 2090 taught by Professor Zax,d during the Spring '07 term at Cornell.

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