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GC question HELP

Discussion in 'DAT Discussions' started by jjw822, Jun 17, 2008.

  1. jjw822

    jjw822 7+ Year Member

    Dec 29, 2007
    in topscore test 1 in GC question 65, it asks what is the expression for the solubility product constant, Ksp for BaCl2?

    they say answer is [Ba2+][Cl2-] but i think it is [Ba2+][Cl1-]^2 because it will dissociate as BaCl2 --> Ba2+ + 2Cl1-

    Am i wrong??
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  3. baedero1

    baedero1 2+ Year Member

    May 16, 2008
    yes, you right, the answer should be [Ba2+][Cl1-]^2

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