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The natural abundance of 3he is 0.000137 %. how many protons, neutrons, and electrons are in an atom of 3he?
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The natural abundance of 3he is 0.000137 %. how many protons, neutrons, and electrons are in an atom of 3he?

User Sweber
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2 protons+, 1 neutron, and 2electrons-
User JamesStewy
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