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A 300.0 mL buffer solution is 0.220 M in acetic acid and 0.220 M in sodium...

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Chemistry

A 300.0 mL buffer solution is 0.220 M in acetic acidand 0.220 M in sodium acetate.
What is the initial pH of this solution?
What is the pH after addition of 0.0100 mol of HCl?
What is the pH after addition of 0.0100 mol of NaOH?

Please explain I don't understand how to do this.thank you!

Answer & Explanation Solved by verified expert
3.8 Ratings (555 Votes)
1 Ka 18105 pKa log Ka log18105 4745 use pH pKa log conjugate baseacid 4745 log 022022 4745 Answer 474 2 mol of HCl added 001 mol CH3COO will react with H to form CH3COOH Before Reaction mol of CH3COO 022 M 03 L mol of CH3COO 0066 mol mol of CH3COOH 022 M    See Answer
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