Advanced Placement (AP), 31.08.2020 02:01 leylaanddade

What did J. J. Thomson’s experiments with cathode-ray tubes imply about the mass of an electron? -Electrons are many thousand times larger than the nucleus and
negatively charged.
-Electrons are many thousand times smaller than the nucleus and
positively charged.
-Electrons are many thousand times smaller than the nucleus and
negatively charged.
-Electrons are many thousand times larger than the nucleus and
possess no charge.

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What did J. J. Thomson’s experiments with cathode-ray tubes imply about the mass of an electron? -E...