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Please help. This has to be done soon and correct

Please help. This has to be done soon and correct-example-1
User Jay Edwards
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1 Answer

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22 votes
The electron has a negative charge.
The neutron has no charge.
Nucleus contains protons and neutrons.
Electrons are found in the electron cloud.
mass is equal to protons+neutrons
Number of protons determines element
Isotope occurs when number of neutrons differ
User Najada
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