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Unformatted text preview: a of the conjugate acid of ammonia is 9.25 (both at 25C). 2) At 25C, the pKa of benzoic acid is 4.19 and that of propionic acid is 4.87. (a) Calculate the pH of a 0.20 M solution of benzoic acid at 25C (b) How many grams of propionic acid must be dissolved in 1.50 L of water to obtain the same pH at 25C as in part (a) above?...
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This note was uploaded on 03/28/2011 for the course CHEM 2080 taught by Professor Davis,f during the Spring '07 term at Cornell University (Engineering School).
- Spring '07