Question

5. The K, for HCIO is 3.0 x 10 calculate the pH of a solution after 10.0, 20.0, 30.0, and 40.0 mL of 0.100 M NaOH has been added to 40.0 mL of 0.100 M HCIO

Answer 1

Helo is a weak aeid, ka 3.0 x 10 - Now Hero reaets with Naolt produced, _Naero, Heio & Na Olt - Nacio + H₂O After adding 10.om of o. LM Naolto - loml of o.1M Naot reaets with 10m1 of - OlM Helo produeld Naelo loilm) So, lħ solution Helo 4 Naelo.. prosent. So, this tops a acid he butter Solution i s diskasini Now in solution strength of telo * Visi - 2 S 2 non vte is Visite sex 40X011-10X Q1 + 40 10 AS 50 Lt Si Quob. Nivou, of itelo si 2 strength of - telo o 2 vot. st Nacht S₂2 streng that Naut Strength of Naelo ih solution = 0.002 40+10

Now are know that for acidie britter solutiór, O V YA satt - II Aeid the pka tlog Aeld Apl - log (3x10 + log 3.06 ARU Ghibla zn6.04 Bi s app NO A (2) Alter adding 200ml of OJ M Naong Koll, Similarly overall solution will ben acidie buffer solution, Chelo 4 Nacio) Strength of Helo in the solution S . Visi - N₂ S amen zussi ZOXO! *4 20x Oy hake 40 +20 ena 2 TOT 60 ir 33200'3 M also incluido strength of Naelo, in the solut 8 . ۱ هلهامه الا ۱۱۱ +20

ob H = pot bka tlog [salt khmal log (3X1073;+og 0.00167) Co.033) DI ÞH 150WS 213 211 1129 211 / bHiba E.231. 2010), LAIN (3) After cidding Bo, ó'm of O.1 MP NaOH. Similarly overall solution will be aciaie Le butter isolutown Chelo 4 Naelogion Strength of Helo in the solution, Isi Misi - V2 Sa k e 209 339m thTLI PN2 .. 40x01 - 30 X 0.). ØS(2)..1143 (13 the solutir Autosat DS2 0.0143 Strength of Naelo in a Sz. 40+ 30 la ...bH 2 13pkal #logy! La plz - 109 (3x10 ) = log apda 7.523 - 1 od p1A = 6.523 0.00143 00143

Q_After adding 40 m QM Nat 40ml LOL Mi Na Olt nearls einthi 40 m2 IMcheloposueldul deLM LiNa ele So, there is no Held, exleass presenta and only Naelo salt present in the solution a t a Naelow is the salt of weak oreld and Strong base, Hotel Nonto Strength oti Nael on the Solaadaling . z oil 10200125 90 +90 o pH = 7 + + pka Eloge, ce cone La Lo o t the salt - 7 + + (logika) i loge in the Sahathe (34416. og fo.001125) :> 7+ 4 x .523***2.903) 27 +3.7615 – 1,45154WDIEU z 9.31 - Otto bit of the solution is 9:31 T