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A chemist titrates 20.0 mL of 0.20 M HBrO (see Appendix) with 0.10 M NaOH. What is the pH: c) at equivalence point? d) when the amount (mol) of OH- added is twice the amount of HBrO present initially?

A chemist titrates 20.0 mL of 0.20 M HBrO (see Appendix) with 0.10 M NaOH. What is the pH: c) at equivalence point? d) when the amount (mol) of OH- added is twice the amount of HBrO present initially?

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ISBN:9781305957404
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Chapter1: Chemical Foundations
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A chemist titrates 20.0 mL of 0.20 M HBrO (see Appendix) with 0.10 M NaOH. What is the pH:

c) at equivalence point?
d) when the amount (mol) of OH- added is twice the amount of HBrO present initially?

Table of Acids with Ka and oKa values Acid HA Ka pka Hydroniun ion lodic Oxalic (1) Sulfurous (1) Sulfuric (2) Chlorous Phosphoric (1) Arsenic (1) Chloroacetic Citric (1) HO HIO, HCO H,SO, HSO, HCIO, HIPO, H;AsO, CH;CICOOH HCH,O, HO 0.0 1.6x 10 5.9 x 10 1.54 x 10 12x 10 1.1 x 10 7.52 x 10 5.0 x 10 14x 10 8.4 x 10 10 HC O 0.50 1.23 1.81 HSO, SO 1.92 CIO H;PO, HASO, CH,CICOO 1.96 2.12 230 285 3.08 7.2x 10 4.0 x 10 1.77 x 10 1.38 x 10 7.9 x 10 6.46 x 10 6.4 x 10 1.9 x 10 1.8x 10 Hydrofluoric HF 3.14 Nitrous HNO, HCOOH HCH,HO NO HCOO CH HO HCHO CHCO0 CO, 3,39 Formic Lactic 3.75 3.86 Ascorbic (1) Benzoie Oxalic (2) Hydrazoic Citric (2) 4.10 CH,COOH HC O HN; 4.19 4.19 4.72 HCH;O, CH;CO0 CH;CH CO0 CHN CH,O, HCO So HASO, 4.74 CH COOH CH;CH,COOH CHẠNH HC H.O H-CO HSO, HASO H;S Acetic 1.76 x 10 4.75 134 x 10 5.6x 10 4.0 x 10 43 x 10" 1.02 x 10 8/9.3 x 10 10x 109.1 x 10 Propionic Pyridinitm ion Citric (3) Carbonic (1) Sulfurous (2) Arsenic (2) Hydrosulfuric Phosphoric (2) Hypochlorous Hypobromous Hydrocyanic Boric (1) Ammonium ion Phenol 4.87 5.25 5.40 6.37 6.91 7.10/7.03 HS 7/7.04 6.23 x 10 3.5/3.0 x 10 2x 10 6.17 x 10 5.8x 10 3.6x 10 1.6x 10 4.8x 10" 2x 10 6.0 x 103.0 x 10 24x 10 1.6x 10 4.8/22x 10 1.0 x 10 HPO, HCIO HPO, 7.21 7.46/7.53 HBro Bro 8.70 HCN CN 9.21 HIBO, NH CHOH HCO, HIO HBO, NH, CHO CO 10 Aso, HO, 9.23 9.25 9.80 Carbonic (2) Hypoiodous Arsenic (3) Hydrogen peroxide Ascorbic (2) Phosphoric (3) 10.32 10.70 HASO, 9.22/11.53 11.62 HCHO HPO, 11.80 PO, 1232/12.66 Water 14.0
Transcribed Image Text:Table of Acids with Ka and oKa values Acid HA Ka pka Hydroniun ion lodic Oxalic (1) Sulfurous (1) Sulfuric (2) Chlorous Phosphoric (1) Arsenic (1) Chloroacetic Citric (1) HO HIO, HCO H,SO, HSO, HCIO, HIPO, H;AsO, CH;CICOOH HCH,O, HO 0.0 1.6x 10 5.9 x 10 1.54 x 10 12x 10 1.1 x 10 7.52 x 10 5.0 x 10 14x 10 8.4 x 10 10 HC O 0.50 1.23 1.81 HSO, SO 1.92 CIO H;PO, HASO, CH,CICOO 1.96 2.12 230 285 3.08 7.2x 10 4.0 x 10 1.77 x 10 1.38 x 10 7.9 x 10 6.46 x 10 6.4 x 10 1.9 x 10 1.8x 10 Hydrofluoric HF 3.14 Nitrous HNO, HCOOH HCH,HO NO HCOO CH HO HCHO CHCO0 CO, 3,39 Formic Lactic 3.75 3.86 Ascorbic (1) Benzoie Oxalic (2) Hydrazoic Citric (2) 4.10 CH,COOH HC O HN; 4.19 4.19 4.72 HCH;O, CH;CO0 CH;CH CO0 CHN CH,O, HCO So HASO, 4.74 CH COOH CH;CH,COOH CHẠNH HC H.O H-CO HSO, HASO H;S Acetic 1.76 x 10 4.75 134 x 10 5.6x 10 4.0 x 10 43 x 10" 1.02 x 10 8/9.3 x 10 10x 109.1 x 10 Propionic Pyridinitm ion Citric (3) Carbonic (1) Sulfurous (2) Arsenic (2) Hydrosulfuric Phosphoric (2) Hypochlorous Hypobromous Hydrocyanic Boric (1) Ammonium ion Phenol 4.87 5.25 5.40 6.37 6.91 7.10/7.03 HS 7/7.04 6.23 x 10 3.5/3.0 x 10 2x 10 6.17 x 10 5.8x 10 3.6x 10 1.6x 10 4.8x 10" 2x 10 6.0 x 103.0 x 10 24x 10 1.6x 10 4.8/22x 10 1.0 x 10 HPO, HCIO HPO, 7.21 7.46/7.53 HBro Bro 8.70 HCN CN 9.21 HIBO, NH CHOH HCO, HIO HBO, NH, CHO CO 10 Aso, HO, 9.23 9.25 9.80 Carbonic (2) Hypoiodous Arsenic (3) Hydrogen peroxide Ascorbic (2) Phosphoric (3) 10.32 10.70 HASO, 9.22/11.53 11.62 HCHO HPO, 11.80 PO, 1232/12.66 Water 14.0
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