Examlex
Which element has the electron configuration 1s2 2s2 2p6 3s2 3p3?
Per Capita Incomes
The average income earned per person in a given area or country.
Birth Rates
A rephrased: The frequency of live births in a given population, measured as the number of births per 1000 individuals per year.
IACs
An abbreviation that could stand for Internet Access Controllers, though without specific context, its precise meaning can vary.
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