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staedtler staedtler
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7 years ago
Where does the Paschen series of spectral lines from hydrogen gas appear in the electromagnetic spectrum?
A)   In the radio range, with wavelengths longer than 0.01 m or 10 mm
B)   In the ultraviolet region, with wavelengths between 90 nm and 130 nm
C)   In the infrared, with wavelengths longer than 700 nm
D)   In the visible region, with wavelengths between 350 nm to 660 nm
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
Authors:
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papachulopapachulo
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7 years ago
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staedtler Author
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7 years ago
On behalf of my study group and I, thank you
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