Forums Assignment Help compare the vapour pressure of two solutions

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  • #46
    Aakanksha
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    Out of (a) 1 M CaCl2 (b) 1 M AlCl3 which aqueous soln. will show max. vapour pressure at 300 K ?

    #8602
    ahwriter
    Participant

    (a) 1 M CaCl3, if we assume 100% dissociation, i for CaCl2 = 3 and AlCl3 = 4 and relative lowering of V. P. is directly proportional to i.

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