Lecture 11

# Lecture 11 - 5 Solving problem Please find the pH of F(M of...

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Chapter 8 Activity and the Systematic Treatment of Equilibrium 1. The effect of Ionic Strength in solubility of salts O H O H HO 2 CCHCHCO 2 K (s) HO 2 CCHCHCO 2 - + K + HO OH HO OH Potassium hydrogen tartrate Ion strength ( μ ): = + + = μ i i i z c ...) z c z c ( 2 2 2 2 2 1 1 2 1 2 1 alculate the Ion strength of 0 5 M of Na O Calculate the Ion strength of 0.5 M of Na 2 SO 4 .

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2. Activity Coefficients Activity of species C: A = [C] γ c c γ c : activity coefficient of species C.

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3. Systematic Treatment of Equilibrium 1. Charge balance: 2. Mass balance : 3. Equilibrium constants : 4. Counting unknowns : 5. Solving problem:
Homework: 8 8 8 5 8 6; 8 6 8 8 8-1, 8-2, 8-1, 8-15, 8-16; 8-26, 8-28

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Chapter 9 Monoprotic Acid-Base Equilibria Solution of quadratic equation: aX 2 + bX +c =0 ac b b 4 2 ± 1. Strong acids and bases. a x 2 = 2. Weak acids 3. Weak bases 4. Buffers
1. Strong acids and bases Please find the pH of F (M) of HBr . 1. Charge balance: 2. Mass balance : 3. Equilibrium constants : 4. Counting unknowns

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Unformatted text preview: : 5. Solving problem: Please find the pH of F (M) of NaOH . 1. Charge balance: 2. Mass balance : Equilibrium constants 3. Equilibrium constants : 4. Counting unknowns : Solving problem: 5. Solving problem: 2. Weak acids 1. Charge balance: 2. Mass balance : Equilibrium constants Please find the pH of a weak acid HA in water. Given the formal concentration F 3. Equilibrium constants : 4. Counting unknowns : Solving problem: and K a . 5. Solving problem: 2. Weak base 1. Charge balance: 2. Mass balance : Equilibrium constants Please find the pH of a weak base HOB in water. Given the formal concentration F 3. Equilibrium constants : 4. Counting unknowns : Solving problem: and K b . 5. Solving problem: Homework: 9 ‐ 2, 9 ‐ 4, 9 ‐ 10, 9 ‐ 13, 9 ‐ 19, 9 ‐ 24, 9 ‐ 26, 9 ‐ 38, and 9 ‐ 39....
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Lecture 11 - 5 Solving problem Please find the pH of F(M of...

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