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    If for a certain reaction for which the same reaction will be spontaneous at the same temperature is
    Question

    If for a certain reaction for which the same reaction will be spontaneous at the same temperature is

    A.

    -70

    B.

    70

    C.

    -33

    D.

    33

    Correct option is B

    Ans.(b)

    For spontaneous reaction,

    must be less than zero

    So,

    or,

    For reaction to be spontaneous the value of

    must be greater than 66.67 J that is 70 JK–1 mol–1

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