You have at your disposal an ample quantity of a solution of 2.339 x 10-2 M HCl and 100.00 mL of a solution of 2.339 x 10-² M sodium acetate. How much of the HCI solution should be added to the sodium acetate solution to produce a buffer of pH 4.343? The pk, for acetic acid is 4.760. mL HCI

You have at your disposal an ample quantity of a solution of 2.339 x 10-2 M HCl and 100.00 mL of a solution of 2.339 x 10-² M sodium acetate. How much of the HCI solution should be added to the sodium acetate solution to produce a buffer of pH 4.343? The pk, for acetic acid is 4.760. mL HCI

Chemical Principles in the Laboratory

11th Edition

ISBN:9781305264434

Author:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Publisher:Emil Slowinski, Wayne C. Wolsey, Robert Rossi

Chapter25: Ph Measurements-buffers And Their Properties

Section: Chapter Questions

Problem 5ASA

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

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You have at your disposal an ample quantity of a solution of 2.339 x 10-2 M HCI and 100.00 mL of a solution of 2.339 x 10-² M
sodium acetate. How much of the HCI solution should be added to the sodium acetate solution to produce a buffer of pH 4.343?
The pk, for acetic acid is 4.760.
mL HCI
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Step 1: Defining buffer solution

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Step 2: Calculation for moles of sodium acetate used

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Step 3: Calculation for moles of acetic acid formed

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Step 4: Calculation for unknown y

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