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    kikii123's Avatar
    kikii123 Posts: 1, Reputation: 1
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    #1

    Oct 22, 2010, 01:03 AM
    How to find the heat of formation of the solution?
    Given the heat of formation of the solid salt is -131.81kj/mol and the molecular mass of the solid salt is 107.55g/mol calculate the heat of formation of the solution
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
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    #2

    Oct 22, 2010, 01:59 AM

    What you actually need is the heat of lattice of the salt and the heat of hydration of the salt. With heat of formation, you cannot easily get the heat of solution, unless you have other information.
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