17. Acid and Base Equilibrium
pH of Weak Acids
7:50 minutes
Problem 66
Textbook Question
Textbook QuestionDetermine the pH of an HF solution of each concentration. In which cases can you not make the simplifying assumption that x is small? (Ka for HF is 6.8 * 10-4.) a. 0.250 M b. 0.0500 M c. 0.0250 M
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