ANSWERS_CHAP_15_HW

ANSWERS_CHAP_15_HW - ANSWERS TO CHAPTER 15 HOMEWORK...

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ANSWERS TO CHAPTER 15 HOMEWORK CHEMISTRY 1B 15.32 (a) X-, Y-, Z- (b) HX < HZ < HY (c) HY (d) HX (e) (2/10) x 100% = 20% 15.33 (c) Represents a solution of a weak diprotic acid, H 2 A. (a) and (d) Represent impossible situations. (b) Contains no H 2 A. 15.38 (a) Bronsted-Lowry Acids: NH 4 + , H 2 PO 4 - , Bronsted-Lowry Bases: SO 3 2- , OCl - , H 2 PO 4 - (b) Bronsted-Lowry Acids: Fe 3+ , BCl 3 Bronsted-Lowry Bases: SO 3 2- , OCl - , H 2 PO 4 - 15.43 (a) HSO 3 - (b) H 3 O + (c) CH 3 NH 3 + (d) H 2 O (e) H 2 CO 3 (f) H 2 15.45 See lecture notes for an example. If you still have question se me as soon as possible.
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15.51 See lecture notes. In General: If [H 3 O + ] > 1.0 x 10 -7 M; Solution is Acidic If [H 3 O + ] < 1.0 x 10 -7 M; Solution is Basic If [H 3 O + ] =[OH - ] = 1.0 x 10 -7 M; Solution is Neutral If [OH - ] > 1.0 x 10 -7 M; Solution is Basic If [OH - ] < 1.0 x 10 -7 M; Solution is Acidic 15.59 (a) pH = 3.5 (b) [H 3 O + ] = 1.7 x 10 -8 M, pH = 7.8 (c) [H 3 O + ] = 0.001M, pH = 3 (d) pH = 1.89
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This note was uploaded on 11/13/2011 for the course CHEM 1b taught by Professor Cabrera during the Spring '10 term at San Jose City College.

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ANSWERS_CHAP_15_HW - ANSWERS TO CHAPTER 15 HOMEWORK...

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