Enter the the Ksp expression forC2D3 in terms of the molar solubility x.?

A) Enter the the Ksp expression for the solid AB2 in terms of the molar solubility x.

Express your answer in terms of x. For example: 7*x^2.

B)Enter the the Ksp expression forC2D3 in terms of the molar solubility x.

Express your answer in terms of x. For example: 6*x^2.

1 Answer

  • A)

    AB2 <—> A2+ + 2B-

    Let x = moles/L AB2 that dissolve.

    We get x moles/l A2+ and 2x moles/l B-

    x ( 2x)^2 = 4x^3

    B)

    C2D3 <—> 2 C3+ + 3D2-

    we get 2x C3+ and 3x D2-

    Ksp = [C3+]^2 [ D2-]^3

    = (2x)^2 (3x)^3 = 4x^2 . 27x^3 = 108 x^5

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