Examlex
Which transition of the electron in a hydrogen atom results in emission of the lowest frequency in the Lyman series? Calculate the frequency.
[RH = 3.29 × 1015 Hz]
Henry "Box" Brown
An African American slave who famously escaped to freedom by mailing himself in a wooden crate from Richmond, Virginia, to Philadelphia, Pennsylvania, in 1849.
Queen Victoria
Was the queen of the United Kingdom of Great Britain and Ireland from 1837 until her death in 1901, marking the longest reign of any British monarch until surpassed by Queen Elizabeth II.
Recaptured
To take something back or regain possession of it, often by force or through a legal process.
Civil War
A conflict between groups within the same country, often resulting from political, social, or economic disagreements.
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