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Unformatted text preview: Bases y Morphine (C 17 H 19 NO 3 ), a narcotic used in painkillers, is a weak organic base. If the pH of a 7.0 x 104 M solution of morphine is 9.5, what is the value of K b ? Bases y Calculate the pH of a 0.20 M C 2 H 5 NH 2 solution (K b = 5.6 x 104 ). Quiz 5 02/12/10 Which authors have you used before? 1. Tro 2. Gilbert 3. Other If the [H + ] = 0.009 M, what is the [OH]? 1. 111 M 2. 0.009 M 3. 1.11 x 1012 M 4. 1.0 x 1014 M If the [H + ] = 0.009 M, what is the pH? 1. 0.009 2. 2.05 3. 11.9 4. 1.0 x 1014 If the [H + ] = 0.015 M, what is the pOH? 1. 0.015 2. 1.83 3. 12.18 4. 14 If a solution is basic the pOH at 25 o C: 1. is equal to 7 2. is less than 7 3. is greater than 7...
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 Spring '07
 Warshel
 Chemistry, Equilibrium, Bases, pH, Sodium hydroxide, conjugate acid, Weak base

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