atom = a tomos ... not divisible. tomography の tomo と同じ。
EM theory predates the discovery of electron by J.J. Thompson. He used EM theory and equipments to the discovery.
Lec 1 | MIT 5.111 Principles of Chemical Science, Fall 2005
EM theory predates the discovery of electron by J.J. Thompson. He used EM theory and equipments to the discovery.
Lec 1 | MIT 5.111 Principles of Chemical Science, Fall 2005
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