Consider the weak acid formic acid with a Ka 1.8x10-4. = a. What is the pH of a formic acid/sodium formate solution in w

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Consider The Weak Acid Formic Acid With A Ka 1 8x10 4 A What Is The Ph Of A Formic Acid Sodium Formate Solution In W 1 (24.7 KiB) Viewed 42 times

Consider the weak acid formic acid with a Ka 1.8x10-4. = a. What is the pH of a formic acid/sodium formate solution in which [formic acid] =20 mM and [formate] 15 mM? b. What is the pH of a formic acid/sodium formate solution in which [acetic acid] =20 mM and [acetate] 20 mM? c. If you add 3 mM HCl to the solution in part a, what is the new pH? d. If you add 3 mM HCl to the solution in part b, what is the new pH? e. Which of the two solutions has better buffering capacity? Briefly explain why.