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Find the energy of the photon emitted when an electron drops from the n = 20 state to the n = 7 state in a hydrogen atom.
Add Row to End
The action of inserting an additional row at the bottom of a table or list in software applications or documents.
Insert Arrow
A function in graphic or document editing software that allows users to add arrow symbols or shapes, often used to indicate direction or to point out specific items.
Advanced Filter
A feature in software that allows users to specify more complex criteria for filtering data compared to standard filtering options.
Logical Filter
A function in programming and data processing that uses Boolean logic to sift through datasets, returning information that meets specific criteria.
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