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Andes

(Encyclopedia)Andes ănˈdēz [key], mountain system, more than 5,000 mi (8,000 km) long, W South America. The ranges run generally parallel to the Pacific coast and extend from Tierra del Fuego northward, across t...

Suriname

(Encyclopedia)CE5 Suriname so͝orĭnämˈ, –nămˈ [key], officially Republic of Suriname, republic (2015 est. pop. 553,000), 63,037 sq mi (163,266 sq km), NE South America, on the Atlantic Ocean. Part of the ...

carbon

(Encyclopedia)CE5 The three solid forms of pure carbon: In the diamond crystal each carbon atom is surrounded symmetrically by four other carbons (at each of the four corners of a tetrahedron). In the graphite c...

Tunisia

(Encyclopedia)CE5 Tunisia to͞onēˈzhə, tyo͞o– [key], Fr. Tunisie, officially Republic of Tunisia, republic (2015 est. pop. 11,274,000), 63,378 sq mi (164,150 sq km), NW Africa. Occupying the eastern portio...

Maldives

(Encyclopedia)Maldives mălˈdēvz, –dīvz [key], Dhivehi Dhivehi Raajje, officially Republic of Maldives, republic (2015 est. pop. 418,000), 115 sq mi (298 sq km), off the coast of S Asia in the N Indian Ocean. ...

Vienna, city and province, Austria

(Encyclopedia)Vienna vēĕnˈə [key], Ger. Wien, city and province (1991 pop. 1,539,848), 160 sq mi (414 sq km), capital and largest city of Austria and administrative seat of Lower Austria, NE Austria, on the Dan...

Comoros, the

(Encyclopedia)CE5 Comoros, the kŏmˈərōs [key], officially Union of the Comoros (2020 est. pop. 869,601), 838 sq mi ...

United Arab Emirates

(Encyclopedia)CE5 United Arab Emirates, federation of sheikhdoms (2015 est. pop. 5,780,000), c.30,000 sq mi (77,700 sq km), SE Arabia, on the Persian Gulf and the Gulf of Oman. The federation, commonly known as ...

sulfuric acid

(Encyclopedia)sulfuric acid, chemical compound, H2SO4, colorless, odorless, extremely corrosive, oily liquid. It is sometimes called oil of vitriol. Although sulfuric acid is now one of the most widely used c...

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