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Unformatted text preview: What is the conjugate acid of H 2 PO 4 ? H P O 4 2 H 3 P O 4 H 2 P O 4 + H P O 4 H 2 P O 4 20% 20% 20% 20% 20% 1. HPO 4 2 2. H 3 PO 4 3. H 2 PO 4 + 4. HPO 4 5. H 2 PO 4 What is the conjugate base of HSO 3 ? H S O 3 2 H 3 S O 4 H 2 S O 3 + S O 3 2 H 2 S O 4 20% 20% 20% 20% 20% 1. HSO 3 2 2. H 3 SO 4 3. H 2 SO 3 + 4. SO 3 2 5. H 2 SO 4 LQ. Tuesday 22106 What is the pH of a solution that has an HBr concentration of 0.32 M ? 1 3 . 2 1 3 . 2 . 4 9 4 . 9 x 1 1 1 1 . 3 x 1 1 20% 20% 20% 20% 20% 1. 13.2 2. 13.2 3. 0.49 4. 4.9 x 101 5. 11.3 x 101 What is the pH of a solution that has a pOH of 3.2 ? 1 4 1 . 8 1 1 . 8 1 3 . 2 1 7 . 2 20% 20% 20% 20% 20% 1. 14 2. 10.8 3. 11.8 4. 103.2 5. 17.2 Answers for LQs above: Slide 1, H 3 PO 4 (#2) Slide 2, SO 3 2 (#4) Slide 3, 0.49 (4.9 x 101 ) (#4) Slide 4, pH=10.8 (#2) Thursday, February 23 rd , 2006 InLecture To Do List 1. conjugate acid/base review a. Q1. problem 2. Kw & pX function review a. pH estimation (from website) b. Q2. pX problem 3. CO 2 in water (short movie from Ch18) 4. Polyprotic acids and bases a. Q3, Q4 Q1. What is the conjugate base of CHQ1....
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This note was uploaded on 07/17/2008 for the course CHEM 122 taught by Professor Zellmer during the Winter '07 term at Ohio State.
 Winter '07
 Zellmer
 Chemistry

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