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Videos / Physics & Chemistry / Pulsating Electrochemical Reaction







Pulsating Electrochemical Reaction

Pulsating Electrochemical Reaction
A drop of mercury in a watch glass is covered with a solution of potassium chromate in concentrated sulfuric acid. Eventually, the mercury drop starts to beat rhythmically, like a beating heart.


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Rating: 2.8 / 5 (1018 votes)
Posted by nova on July 9, 2007
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