Chemistry, 26.07.2019 16:00 grenades5027
The elements in a star can be determined by analyzing the star's spectrum. which statement explains why no two elements have the same spectrum? a. each element has a unique arrangement of electrons. b. no element has more than two electrons in the first shell. c. atoms of different elements have different masses. d. atomic nuclei contain no electrons.
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The elements in a star can be determined by analyzing the star's spectrum. which statement explains...
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