A0.350 M NAOH solution was added gradually to 20.0 mL of a 0.350 M weak acid solution. The pH was monitored during the addition, and several of the data points are listed below. Based on this data, which of the following is the acid? mL NaOH added 5.00 10.00 pH 4.77 5.25 15.00 5.73 20.00 9.25 25.00 12.59 OA HG pKa = 5.73 OB. HW pka = 7.46 OC HE pKa = 5.25 OD.HX pKa = 8.70 OE HA pKa = 1.96 OF HZ pka = 12.59 OG. HB pka = 2.85 OH. HD pKa = 4.77 OL HY pKa = 9.25

Principles of Modern Chemistry
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Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
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Chapter15: Acid–base Equilibria
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A0.350 M NAOH solution was added gradually to 20.0 mL of a 0.350 M weak acid solution. The pH was monitored during the addition, and several of the
data points are listed below. Based on this data, which of the following is the acid?
mL NaOH added
5.00
pH
4.77
10.00
5.25
5.73
15.00
20.00
9.25
25.00
12.59
OA HG pka = 5.73
OB. HW pKa = 7.46
OC HE pKa = 5.25
OD. HX pka = 8.70
OE HA pka = 1.96
OF. HZ pka = 12.59
OG. HB pKa = 2.85
O H.HD pKa = 4.77
OL HY pka = 9.25
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Transcribed Image Text:A0.350 M NAOH solution was added gradually to 20.0 mL of a 0.350 M weak acid solution. The pH was monitored during the addition, and several of the data points are listed below. Based on this data, which of the following is the acid? mL NaOH added 5.00 pH 4.77 10.00 5.25 5.73 15.00 20.00 9.25 25.00 12.59 OA HG pka = 5.73 OB. HW pKa = 7.46 OC HE pKa = 5.25 OD. HX pka = 8.70 OE HA pka = 1.96 OF. HZ pka = 12.59 OG. HB pKa = 2.85 O H.HD pKa = 4.77 OL HY pka = 9.25 A Moving to another question will save this response. « K Question 16 of 30>
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