Answer to Question #195300 in General Chemistry for Valentina

Question #195300

Calculate the pH of an acetic acid solution at 3.2 x 10-4 mol / L (% ionization = 1.3%).

Expert's answer

pH(1.3%)=-lg(3.2*10^-4)

-log(10)(3.2*10^-4)

-(log(10)3.2+log(10)(10^-4))

-(log(10)(32/10)-4)

-(log(10)32-log(10)10-4)

-(log(10)2^5-5)

-5log(10)2+5

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