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15 déc. 1913 - JJ Thompson Invented The Mass Spectrometer

Description:

JJ Thompson invented the Mass spectrometer for working out the weight of atoms at the age 57.

Ajouté au bande de temps:

Chemistry Timeline

Bys870831
1 oct. 2018

Date:

15 déc. 1913
Maintenaint
~ Il y a 110 ans
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