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Home Q & A Board Science-Related Homework Help Physics
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staedtler staedtler
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7 years ago
The symbol He II refers to a
A)   helium atom that has lost two electrons.
B)   neutral helium atom (atomic number = 2) that has lost no electrons.
C)   helium molecule that contains two helium atoms.
D)   helium atom that has lost one electron.
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
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papachulopapachulo
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staedtler Author
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