Science Help Online Worksheet 3-1d The Development of the Atomic Theory
 
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Read the essay entitled Two Centuries of Transition - by James A. Plambeck, then complete this sheet.

Describe the "tree" experiment performed by Johann Baptista Van Helmont, and explain how it fits in with the law of conservation of mass.

 

 

 

 

 

 

 

 

 

 

 

 

 

Please forward all questions, comments and criticisms to Gregory L. Curran.
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Last Modified March 18, 2004