PL%20Worksheet%2011

PL%20Worksheet%2011 - HCl H 2 S c H 3 PO 3 HClO 3 H 2 SO 3...

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PL Worksheet #11 1. Solve for the pH of C 6 H 5 NH 2 if 195 g are dissolved in 1.500 L of solution. K b (C 6 H 5 NH 2 ) = 4.0 * 10 -10 2. Identify the conjugate acid of C 6 H 5 NH 2 3. Solve for the K a of this conjugate acid (from question 2). 4. Solve for the percent dissociation of the base in question 1. 18.4 Polyprotic Acids 5. Write the dissociation reactions for: H 2 C 2 O 4 and identify which reaction would have a larger value for K. 18.6 Trends in Acid Strength 6. Organize the following in terms of increasing strength of acids: a) H 2 SeO H 2 SeO 2 H 2 SeO 3 b) H 3 P
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Unformatted text preview: HCl H 2 S c) H 3 PO 3 HClO 3 H 2 SO 3 18.7 Acid-Base Properties of Salts 7. When LiIO is dissolved in water would you expect the resulting solution to be acidic or basic? Justify your answer. 8. What would be the pH of 16.2 g of LiIO dissolved in 726.7 mL? K a (HIO) = 2.3 * 10 −11 9. Solve for the pH of 16.2 g of HIO dissolved in 726.7 mL of water (using the information above). 10. Classify each of the following salts as acidic, basic or neutral: a. Lithium nitrate b. C 5 H 6 NClO 4 c. Cu(NO 3 ) 2 d. NH 4 Cl e. HNO 2...
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This note was uploaded on 11/30/2011 for the course CHEM 1212 taught by Professor Dockery during the Fall '08 term at Kennesaw.

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PL%20Worksheet%2011 - HCl H 2 S c H 3 PO 3 HClO 3 H 2 SO 3...

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