Problem: The mass of an electron was determined by which of the following famous experiments?  A. Millikan's oil drop experiment B. Thomson's cathode ray tube experiment C. The discovery of radioactive emissions by Rutherford D. Rutherford's gold foil experiment  E. First Law of Thermodynamics 

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Problem Details

The mass of an electron was determined by which of the following famous experiments? 

A. Millikan's oil drop experiment

B. Thomson's cathode ray tube experiment

C. The discovery of radioactive emissions by Rutherford

D. Rutherford's gold foil experiment 

E. First Law of Thermodynamics 

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