SOLUTION: About 250 years BC Archimedes could go through an experiment that the crown of King Heros was not pure gold without destroying it. Plant such an experiment.

Question 1077859: About 250 years BC Archimedes could go through an experiment that the crown of King Heros was not pure gold without destroying it. Plant such an experiment.
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
Find gold known to be pure with the same mass as the crown.
Put each in the same amount of water and see what displaces more. Pure gold, being heavier, will have a smaller volume for the same mass and will displace less water than the crown, should the crown not be pure gold.

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