roamingspirit01
roamingspirit01 roamingspirit01
  • 24-02-2017
  • Biology
contestada

Thompson's cathode ray experiment showed that

* protons are positively charged
* neutrons are neutral
* electrons are negatively charged
* the nucleus is neutral

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StudyingWizz
StudyingWizz StudyingWizz
  • 24-02-2017
1. the first choice , hope that helped
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