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A sitler ve Ba zlar

A sitler ve Ba zlar. HA dan oluşan [H 3 O + ]. İyonlaşma derecesi =. başlangıçta [HA] . HA dan oluşan [H 3 O + ] . x 1 00. İyonlaşma yüzdesi =. başlangıçta [HA]. İyonlaşma derecsi. HA + H 2 O ↔ H 3 O + + A -. K w = [H3O+][OH-] = 1.0 x 10-14 (at 25°C).

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A sitler ve Ba zlar

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  1. Asitler ve Bazlar

  2. HA dan oluşan [H3O+] İyonlaşma derecesi = başlangıçta [HA] HA dan oluşan [H3O+] x100 İyonlaşma yüzdesi = başlangıçta [HA] İyonlaşma derecsi HA + H2O ↔ H3O+ + A-

  3. Kw = [H3O+][OH-] = 1.0 x 10-14 (at 25°C)

  4. 0.125 M HClO çözeltisindeki [H3O+] konsantrasyonu nedir?Ka = 3.5 x 10^-8

  5. Ionization Constants of Some Polyprotic Acids

  6. 3.0 M H3PO4 çözeltisinde; (a) [H3O+]; (b) [H2PO4-]; [HPO42-] (d) [PO43-] konsantrasyonları nedir? H3PO4 + H2O ↔ H2PO4- + H3O+ Initial conc. 3.0 M 0 0 Changes -x M +x M +x M Eqlbrm conc. (3.0-x) M x M x M

  7. Soru 0.246 M NH3 ve 0.0954 M NH4Cl içeren tampon çözeltini pHının hesaplayınız. (NH3 için Kb = 1.80 x 10-5) • NH3 +H2O  NH4+ + OH-

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