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Home Q & A Board Science-Related Homework Help Physics
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symbo symbo
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7 years ago
Which of the following atoms or ions will produce the strongest absorption lines in the spectra of stars with the highest surface temperatures?
A)   He II, ionized helium   C)   Ca II, singly ionized calcium
B)   Fe I, neutral iron   D)   H I, neutral hydrogen
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Discovering the Universe

Discovering the Universe


Edition: 7th
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hyponoticahyponotica
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7 years ago
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symbo Author
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7 years ago
You make an excellent tutor!
Alina01978
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Yesterday
Correct Slight Smile TY
ediblefruitz
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2 hours ago
Thank you, thank you, thank you!
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