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Astronomers can use emission line spectrum to determine a star’s ________ because atoms produce unique spectral lines. A. Composition B. Internal Structure C. Distance D. Mass
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Astronomers can use emission line spectrum to determine a star’s ________ because atoms produce unique spectral lines.

A. Composition
B. Internal Structure
C. Distance
D. Mass

User Daniel Mitchell
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2 Answers

2 votes

Its A composition I just took the test

User Cmac
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3 votes
B. your welcome have a nice day


User Kier
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