ASİT

BAZ

[H+].[OH-]=1x10-14

pH=-log[H+]

pOH=-log[OH-]

pH + pOH=14

Prentice-Hall © 2002 General Chemistry: Chapter 17 Slide 12 of 47

Asit Yağmurları

CO2 + H2O H2CO3

H2CO3 + H2O HCO3- + H3O+

3 NO2 + H2O 2 HNO3 + NO

Prentice-Hall © 2002 General Chemistry: Chapter 18 Slide 13 of 42

Solutions of Weak Acids and Strong Acids

• Consider a solution that contains both 0.100 M CH3CO2H and 0.100 M HCl.

CH3CO2H + H2O CH3CO2- + H3O+

HCl + H2O Cl- + H3O+

(0.100-x) M x M x M

0.100 M 0.100 M

[H3O+] = (0.100 + x) M essentially all due to HCl

Prentice-Hall © 2002 General Chemistry: Chapter 18 Slide 14 of 42

Acetic Acid and Hydrochloric Acid

0.1 M HCl 0.1 M CH3CO2H0.1 M HCl

+0.1 M CH3CO2H

Prentice-Hall © 2002 General Chemistry: Chapter 18 Slide 15 of 42

Suppression of Ionization of a Weak Acid

Prentice-Hall © 2002 General Chemistry: Chapter 18 Slide 16 of 42

Suppression of Ionization of a Weak Base

Prentice-Hall © 2002 General Chemistry: Chapter 18 Slide 17 of 42

Solutions of Weak Acids and Their Salts

Prentice-Hall © 2002 General Chemistry: Chapter 18 Slide 18 of 42

Solutions of Weak Bases and Their Salts