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OpenStudy (anonymous):
How many electrons does the isotope helium-4 have?
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OpenStudy (anonymous):
Helium 3 isotope: 2 protons, 1 neutron, 2 electrons Helium 4 isotope: 2 protons, 2 neutrons, 2 electrons Also, for plato, the answer is: two protons, two electrons, and two neutrons
OpenStudy (australopithecus):
# of protons = # of electrons
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