Nope.

>Can we put one bag on one scale and another on another scale?
>
>>You have three bags of gold coins and 1 penny.
>>
>>You know that in two of the bags contains real gold but the other containts "Fools Gold".
>>
>>In the bags with real gold, each coin weighs exactly one pound.
>>In the bag with "Fools Gold", each coin weighs exactly one pound and one ounce.
>>
>>You have one penny for a penny scale. How would you determine which bag contains the "Fools Gold"?