A drop of mercury in a watch glass is covered with a solution of potassium chromate in concentrated sulfuric acid.
An iron nail is positioned so that it nearly touches the mercury.
Eventually, the mercury drop starts to beat rhythmically, like a beating heart. A close up view is shown.
CCA! volumes are organized according to topics in chemistry. Some movies are included on more than one volume of CCA! because they can be used to demonstrate more than one topic or idea.
Viewing Chemistry Comes Alive! Video
Chemistry Comes Alive! uses QuickTime and requires QuickTime version 5 or later and the QuickTime plug-in in order to view the video.
You can download the latest version of QuickTime from the Apple Computer, Inc. WWW site.