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2.0 mL of 0.5M HCl was added to 50 mL of 0.5M Formate-formic acid buffer at...

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Chemistry

2.0 mL of 0.5M HCl was added to 50 mL of 0.5M Formate-formicacid buffer at pH 3.6. (pKa= 3.75) What is the resulting pH afterthe addition of HCl?

2.0 mL of 0.5M HCl was added to 50 mL of 0.0625M Formate-formicacid buffer at pH 3.6. (pKa= 3.75) What is the resulting pH afterthe addition of HCl?

1.0 mL of 0.6M NaOH was added to 10 mL of 0.5M Acetate-aceticacid buffer at pH 4.2. What is the resulting pH after the additionof NaOH?

0.5 mL of 0.3M NaOH was added to 10 mL of 0.5M Acetate-aceticacid buffer at pH 4.2. What is the resulting pH after the additionof NaOH?

Answer & Explanation Solved by verified expert
3.8 Ratings (412 Votes)
First of all we need to calculate the ratio of moles offormiate and formic acid in the given buffer using theHendersonHasselbach equationThe total number of moles in the buffer isSo we    See Answer
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