Examlex
What is the formula for an ionic compound made of barium and nitrogen?
Life Expectancies
Life expectancies refer to the average number of years a newborn is expected to live, based on current mortality rates and health conditions in a given area or population.
Developed Countries
Nations with advanced economic sectors, high standards of living, and well-established infrastructure, often marked by high levels of industrialization and urbanization.
Undeveloped Countries
A term often referred to countries with a lower level of material wealth and industrial development; however, "developing countries" is more commonly used today.
Surgically Sterilized
A permanent method of contraception involving surgery to prevent pregnancy, applicable to both men and women.
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