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1. Value of pKal from graph. 25 2. Value of pKa2 from graph. 3. Value of Kal- 4. Value of Ka2. Using the list of polyprotic acids, below, determine the identity of the unknown acid. 5.

1. Value of pKal from graph. 25 2. Value of pKa2 from graph. 3. Value of Kal- 4. Value of Ka2. Using the list of polyprotic acids, below, determine the identity of the unknown acid. 5.

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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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Based on this table of values and the information provided, what is the identity of the unknown acid using the list of the polyprotic acids.

re of the a eneral w 150 mL beaker. + A- Results: pIka=Ź equivalence 1. Value of pKal from graph. 425 2. Value of pKa2 from graph. 2a=-1ogka 3. Value of Kal- === 10 4. Value of Ka2. 7=-1ogka 5. Using the list of polyprotic acids, below, determine the identity of the unknown acid. Name of Acid Acetic acid 1.8 x 105 Boric acid 7.3 x 10-10 1.8 x 10-13 1.4 x 104 3.6 x 106 Itaconic acid Oxalic acid 5.9 x 102 6.5 x 105 Phosphoric acid 7.3 x 103 6.2 x 108 Tartaric acid 1.0 x 103 4.5 x 105 Salicylic acid 1.0 x 103 4.0 x 10-14 Ascorbic acid 7.9 x 105 1.6 x 10-12 D/L Aspartic acid 1.4 x 104 1.5 x 10-10
Transcribed Image Text:re of the a eneral w 150 mL beaker. + A- Results: pIka=Ź equivalence 1. Value of pKal from graph. 425 2. Value of pKa2 from graph. 2a=-1ogka 3. Value of Kal- === 10 4. Value of Ka2. 7=-1ogka 5. Using the list of polyprotic acids, below, determine the identity of the unknown acid. Name of Acid Acetic acid 1.8 x 105 Boric acid 7.3 x 10-10 1.8 x 10-13 1.4 x 104 3.6 x 106 Itaconic acid Oxalic acid 5.9 x 102 6.5 x 105 Phosphoric acid 7.3 x 103 6.2 x 108 Tartaric acid 1.0 x 103 4.5 x 105 Salicylic acid 1.0 x 103 4.0 x 10-14 Ascorbic acid 7.9 x 105 1.6 x 10-12 D/L Aspartic acid 1.4 x 104 1.5 x 10-10
ication ofa Po In this pt meter allows Ht ions to pH titration cr pass through glass bulb reading pH c acid. The un Identification of a Polyprotic Acid im wipe, DI water mess w lons initial pH 3 or less cid ionizat of the am neral we Data Table: Volume Base Added Volume Base Hd Volume Base Hd Hd Added Added 0.0 mL hbu shill 11.51 13.0 mL 6.50 26.0 mL 0.5 mL 13.5mL 26.5 mL 1.0 mL 1.669 14.0 mL 27.0 mL 1.5 mL 14.5 mL 27.5 mL 11.54 のし? 11.57 7.6 6.94 2.0 mL 15.0 mL 28.0 mL 2.5 mL 15.5 mL 28.5 mL 2し1 29.0 mL 3.0 mL 16.0 mL 7.03 .82 29.5 mL .13 7.25 3.5 mL 16.5 mL 30.0 mL 4.0mL 17.0 mL 17.5 mL 7.37 30.5 mL 4.5mL 7.51 31.0 mL 5.0 mL 2.02 18.0 mL 31.5 mL IL'L 8.05 18.5 mL hill 5.5 mL 32.0 mL 19.0 mL 2.15 2.25 6.0 mL 32.5 mL 19.5 mL しL11 6.5 mL 33.0 mL 2.34 20.0 mL 10.21 7.0 mL 10.56 33.5 mL 20.5 mL 18:11 l1.83 7.5 mL 34.0 mL 21.0 mL 8.0 mL 16.88 34.5 mL 21.5 mL 8.5 mL 35.0 mL 22.0mL 10.99 9.0 mL 3.62 22.5 mL 9.5 mL 11.14 23.0 mL 5.28 10.0 mL 23.5 mL 10.5mL 11.26 24.0 mL 11.0 mL 11.31 し6'5 24.5 mL 11.5 mL 11.36 25.0 mL 6.28 12.0mL 25.5 mL 6.39 12.5mL
Transcribed Image Text:ication ofa Po In this pt meter allows Ht ions to pH titration cr pass through glass bulb reading pH c acid. The un Identification of a Polyprotic Acid im wipe, DI water mess w lons initial pH 3 or less cid ionizat of the am neral we Data Table: Volume Base Added Volume Base Hd Volume Base Hd Hd Added Added 0.0 mL hbu shill 11.51 13.0 mL 6.50 26.0 mL 0.5 mL 13.5mL 26.5 mL 1.0 mL 1.669 14.0 mL 27.0 mL 1.5 mL 14.5 mL 27.5 mL 11.54 のし? 11.57 7.6 6.94 2.0 mL 15.0 mL 28.0 mL 2.5 mL 15.5 mL 28.5 mL 2し1 29.0 mL 3.0 mL 16.0 mL 7.03 .82 29.5 mL .13 7.25 3.5 mL 16.5 mL 30.0 mL 4.0mL 17.0 mL 17.5 mL 7.37 30.5 mL 4.5mL 7.51 31.0 mL 5.0 mL 2.02 18.0 mL 31.5 mL IL'L 8.05 18.5 mL hill 5.5 mL 32.0 mL 19.0 mL 2.15 2.25 6.0 mL 32.5 mL 19.5 mL しL11 6.5 mL 33.0 mL 2.34 20.0 mL 10.21 7.0 mL 10.56 33.5 mL 20.5 mL 18:11 l1.83 7.5 mL 34.0 mL 21.0 mL 8.0 mL 16.88 34.5 mL 21.5 mL 8.5 mL 35.0 mL 22.0mL 10.99 9.0 mL 3.62 22.5 mL 9.5 mL 11.14 23.0 mL 5.28 10.0 mL 23.5 mL 10.5mL 11.26 24.0 mL 11.0 mL 11.31 し6'5 24.5 mL 11.5 mL 11.36 25.0 mL 6.28 12.0mL 25.5 mL 6.39 12.5mL
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