University of Nebraska at K x C ning.com, id 2491775 Silver chromate is sparingl

Question

University of Nebraska at K x C ning.com, id 2491775 Silver chromate is sparingly soluble in aqueous solutions. The Ksp of Ag2Cro4 is 1.12x 10 2 What is the solubility (in mol/L) of silver chromate (a) in 1.50 M potassium chromate aqueous solution? Number 4.47 x 10 M (b) in 1.50 M silver nitrate aqueous solution? Number 4.977 x 10 13 M (c) in pure water? click to edit Number 7.778 x 10 M Pre CB Give Up &View; Solution Check Answer Next Grade C Descrip Policie You ca You ca up on a You can you get You lo In your ansWe O Hell Web O Tech

Explanation / Answer

Ag2CrO4   <----> 2Ag^+(aq) + CrO4^-(aq)

a) Ksp = (2s)^2s

1.12*10^-12 = (2s)^2(1.5)

solubility = s = 4.32*10^-7

b)

Ksp = (2s)^2s

1.12*10^-12 = (1.5)^2(s)

solubility = s = 4.97*10^-13

c)
Ksp = (2s)^2s

1.12*10^-12 = (2s)^2(s)

solubility = s = 6.54*10^-5

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