Molar concentration of NaOH solution: Volume of the original acid sample: Volume of NaOH titrant (at equivalence point): Moles of acid in sample: Molar concentration of acid: Identity of acid (strong or weak): Identified pKa of weak acid: Calculated Ką of weak acid: Solution 1 Tist 25.00mL 12.10mL 0.09927M 0.00/2011 M Strong 0.04804 M Percent error of weak acid pKa (assume pka = 4.75 (acetic acid)) 4.67 Solution 2 25.00mL 12.67mL 0.001258M 0.05032 M Weak pka of weak acid. Note: The acid (strong and weak) react in a 1:1 ratio with the base. On additional paper, clearly show an example of each calculation performed to fill in the report sheet. If calculations are done in your lab notebook, photocopies are acceptable. Include all titration curves with titles, correctly labeled axes, the correct coordinates for the equivalence point, where pH = pK, (when applicable), and correct volumes/pH values.

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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Molar concentration of NaOH solution:
Volume of the original acid sample:
Volume of NaOH titrant (at equivalence point):
Moles of acid in sample:
Molar concentration of acid:
Identity of acid (strong or weak):
Identified pka of weak acid:
Calculated Ka of weak acid:
Solution T
25.00mL
12.10 mL
0.09927 M
0.0012011M
0.04804M
Strong
Percent error of weak acid pKa (assume pka = 4.75 (acetic acid))
4.67
Solution 2
25.00mL
12.67mL
0.001258M
0.05032M
Weak
pka of weak
рка
acid.
|
Note: The acid (strong and weak) react in a 1:1 ratio with the base.
On additional paper, clearly show an example of each calculation performed to fill in the report sheet. If
calculations are done in your lab notebook, photocopies are acceptable.
Include all titration curves with titles, correctly labeled axes, the correct coordinates for the equivalence
point, where pH = pka (when applicable), and correct volumes/pH values.
Transcribed Image Text:Molar concentration of NaOH solution: Volume of the original acid sample: Volume of NaOH titrant (at equivalence point): Moles of acid in sample: Molar concentration of acid: Identity of acid (strong or weak): Identified pka of weak acid: Calculated Ka of weak acid: Solution T 25.00mL 12.10 mL 0.09927 M 0.0012011M 0.04804M Strong Percent error of weak acid pKa (assume pka = 4.75 (acetic acid)) 4.67 Solution 2 25.00mL 12.67mL 0.001258M 0.05032M Weak pka of weak рка acid. | Note: The acid (strong and weak) react in a 1:1 ratio with the base. On additional paper, clearly show an example of each calculation performed to fill in the report sheet. If calculations are done in your lab notebook, photocopies are acceptable. Include all titration curves with titles, correctly labeled axes, the correct coordinates for the equivalence point, where pH = pka (when applicable), and correct volumes/pH values.
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