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Given that Buffer A contains 200 ml of 0.05 M HOCl and 400 ml 0.03 M...

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Chemistry

Given that Buffer A contains 200 ml of 0.05 M HOCl and 400 ml0.03 M NaOCl, calculate the pH of the buffer solution, the pH ofthe solution after adding 10 mL of 0.5 M HCl, and the pH of thesolution after adding 20 mL of 0.4 M NaOH.

Given that Buffer B contains 200 mL 0.5 HOCl and 400 mL 0.3 MNAOCl, calculate the pH of the buffer solution, the pH of thesolution after adding 10 mL of 0.5 M HCl, and the pH of thesolution after adding 20 mL of 0.4 M NaOH.

Which buffer will resist pH changes better?

Answer & Explanation Solved by verified expert
4.0 Ratings (575 Votes)
pH of acidic buffer pH pka log saltacid No of moles of HOCl 2001000005 001 mole No of moles of NaOCl 4001000003 0012 mole pka of HOCl 754 pH    See Answer
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