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Unformatted text preview: (K b = K w /K a ) Problem: Solve for the pH of 0.15 M HCN with K a = 6.2 * 10-10 Salts-Can influence pH by introducing a conjugate base or acid Problem: Solve for the pH of 0.1 M NaCN given the K a (above) Buffers-weak acid with conjugate base-solve for pH-solve for pH if a strong acid or base is added pH = pK a + log(Base/Acid) Problem: Find the pH of 0.15 M HCN and 0.20 M CN-Find the pH of the above solution if 0.05 M HCl is added Lewis Acids and Bases-know definitions-Lewis acid accepts e--Lewis base donates e-Problem: What is H + ? Is CN-a Lewis Acid or Base?...
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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.
- Fall '08