The Inert Gas Helium he Seen in a Discharge Tube Stock Photo - Image of light, color: 157754390
From the discharge tube experiment, it was concluded that:a) Mass of proton is in fractionb) Matter contains electronsc) Nucleus contains positive charged) Positive rays are heavier than protons
Gas Discharge Tube | Knowledge, Tube, Gas
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Canal Ray Experiment - Structure of Atom,Protons and Molecules