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doit_the_clown doit_the_clown
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7 years ago
When heated in a flame, small quantities of different chemical elements emit light at specific wavelengths or colors called "spectral line" emissions. The pattern of these emission lines as a function of wavelength

(a)   is characteristic of each element, and differs from element to element.
(b)   is the same for all elements, but with different relative line intensities for different elements.
(c)   is the same for all elements, except that one line is missing from the sequence, a different line for each element.
Textbook 
Discovering the Universe

Discovering the Universe


Edition: 7th
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Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

Albert Einstein
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discovererdiscoverer
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7 years ago
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