Examlex
The oxidation number of iron in Fe2O3 is ________.
Disease
A disorder or malfunction of the mind or body that results in significant symptoms, impacting an individual's normal functioning or well-being.
Hernando De Soto
A 16th-century Spanish explorer and conquistador known for his expeditions in the Americas, particularly in the Southeastern United States.
Southern North America
Describes regions located in the southern part of the North American continent, often characterized by diverse climates and ecosystems.
Chromosome 7
One of the 23 pairs of chromosomes in humans, which carries genes associated with a variety of conditions and traits, including cystic fibrosis.
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