Examlex
Which of the following emission lines corresponds to part of the Balmer series of lines in the spectrum of a hydrogen atom?
(a) N2 n1
(b) N4 n2
(c) N4 n1
(d) N3 n2
(e) N4 n3
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A document that outlines the objectives, deliverables, and boundaries of a project, including what is and is not part of the project.
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Systematic Numbering System
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