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A diprotic acid, H2A, has acid dissociation constants of

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let us consida given data, Ka1=46 Kan Sioxio A2A HA" +H* O 187 O187- Ka1 HATH 4.69x10 x lx) O187- +0c0oy 67-o 0000873 0 on solving qet WIIboo'o 1C TH O009IM - I t2 A 0187-X HA EOO091) (laD ) ba1-= tA Oi177M 0 187-00091 = - (-2.04) PH - 2104 tet onstdoiayeage Pka 10g Kaj Pran+ Pa -log C4.63X104) 2. =3.33 3.33 +11129 Prz g kae 2 =1.29

7:3 10 EH+ = 4189x15 M 187 C8 XI) 4.6 X1D 4.67 H2A19510 HT+A2 CHt) y89X168. 019S37 X10 489 A195x10 Scannt CS CamScanner

01187 M Nae A i Ott + Ol87 OS7-2 O184- Oi0019 - Ka 2 O1183-2 2 o,000366-0.00196X 0.00196 0.00196x-o 0oo366 o get solvi'ng On XO.0003IS CHA01000315m O O0031S ou1ogoH) -log (oio0031s =- (-3:50) POH = 3.SD C-tslio=70 So187- 010003)S PH= 14-POH A2- O1866 M 14-31SO PH =10.S Kai H2A=3129X10M Scannaboo3is4189X108) CS CamScarR 16-

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Answer 1

let us consida given data, Ka1=46 Kan Sioxio A2A HA" +H* O 187 O187- Ka1 HATH 4.69x10 x lx) O187- +0c0oy 67-o 0000873 0 on solving qet WIIboo'o 1C TH O009IM - I t2 A 0187-X HA EOO091) (laD ) ba1-= tA Oi177M 0 187-00091 = - (-2.04) PH - 2104 tet onstdoiayeage Pka 10g Kaj Pran+ Pa -log C4.63X104) 2. =3.33 3.33 +11129 Prz g kae 2 =1.29

7:3 10 EH+ = 4189x15 M 187 C8 XI) 4.6 X1D 4.67 H2A19510 HT+A2 CHt) y89X168. 019S37 X10 489 A195x10 Scannt CS CamScanner

01187 M Nae A i Ott + Ol87 OS7-2 O184- Oi0019 - Ka 2 O1183-2 2 o,000366-0.00196X 0.00196 0.00196x-o 0oo366 o get solvi'ng On XO.0003IS CHA01000315m O O0031S ou1ogoH) -log (oio0031s =- (-3:50) POH = 3.SD C-tslio=70 So187- 010003)S PH= 14-POH A2- O1866 M 14-31SO PH =10.S Kai H2A=3129X10M Scannaboo3is4189X108) CS CamScarR 16-