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Calculate how many mL of 0.100 HCl should be added to how many grams of sodium...

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Chemistry

Calculate how many mL of 0.100 HCl should be added to how manygrams of sodium acetate dihydrate (NaOAc * 2H2O, FM 118.06) toprepare 250.0 mL of 0.100 M buffer, pH 5.00.

Answer & Explanation Solved by verified expert
4.5 Ratings (997 Votes)
Given HCl 0100 M Volume of buffer 2500 mL 0250 L Lets calculate ratio of NaOAc2H2O AcOH We know pH of this buffer is given and weak acid of this buffer is Acetic acid We use pka value of this acid and then by using Henderson Hasselbalch equation we get ratio Pka of acid 475    See Answer
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