PS3 - a values a acrylic acid – K a = 5.6 x 10-5 b...

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CHEM 3A Problem Set 3 (February, 7 2008 ) A) Rank the following substances in order of increasing acidity: Acetone 2,4-hexanedione phenol acetic acid pK a = 19 pK a = 9 pK a = 10 pK a = 4.8 B) Calculate K a values from the following pK a values: a. acetone - pK a = 4.8 b. formic acid - pK a = 3.8 c. water - pK a = 16 C) Calculate pK a values from the following K
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Unformatted text preview: a values: a. acrylic acid – K a = 5.6 x 10-5 b. nitromethane - K a = 5 x 10-1 D) Draw an energy diagram for the following reactions: a. a one-step exothermic reaction b. a two-step endothermic reaction where the second step is faster than the first c. a reaction with a K eq = 1....
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