Homework #9-problems - warshauer (taw993) Homework #9...

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warshauer (taw993) – Homework #9 – holcombe – (51160) 1 This print-out should have 15 questions. Multiple-choice questions may continue on the next column or page – fnd all choices beFore answering. 001 10.0 points A student titrated a sample containing 105 mL oF 0 . 29 M NaOH with 0 . 72 M HCl. What is the pH oF the solution aFter 21 mL oF the hydrochloric acid has been added? 1. 7 2. 13 . 1 3. - 0 . 1 4. 14 . 1 5. 0 . 9 002 10.0 points What is K sp For AgI, iF its molar solubility is 9 . 1 × 10 - 9 mol / L? 1. 1 . 4 × 10 - 21 2. 5 . 2 × 10 - 19 3. 7 . 744 × 10 - 13 4. 1 . 69 × 10 - 14 5. 8 . 281 × 10 - 17 6. 6 . 9 × 10 - 9 7. 0.0053 003 10.0 points What is K sp For Ca(OH) 2 , iF its molar solu- bility is 0 . 011 mol / L? 1. 1 . 7 × 10 - 14 2. 8 . 3 × 10 - 8 3. 5 . 3 × 10 - 6 4. 5 . 2 × 10 - 25 5. 1 . 4 × 10 - 21 6. 6 . 9 × 10 - 11 7. 4 . 7 × 10 - 30 004 10.0 points Rank Following salts From least to most solu- ble: BiI K sp = 7 . 7 × 10 - 19 Cd 3 (AsO 4 ) 2 K sp = 2 . 2 × 10 - 33
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Homework #9-problems - warshauer (taw993) Homework #9...

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