Amedeo Avogadro solutions. Avogadro is hailed as a founder of the atomic-molecular theory. Amedeo Avogadro Amedeo Carlo Avogadro, () Count of Quaregna and Cerreto (9 August 17769 July 1856), was an Italian scientist, most noted for his contribution to molecular theory now known as Avogadro's law, which states that equal volumes of gases under the same conditions of temperature and pressure will contain equal numbers of molecules. In tribute to him, the number of elementary entities (atoms, molecules, ions or other particles) in 1 mole of a substance, , is known as the Avogadro constant, one of the seven SI base units
Same-sex unions in the United States states must license and recognize same-sex marriages. Consequently, same-sex marriage is legal in all 50 states, the District of Columbia, Puerto Rico, Guam, U.S. Virgin Islands and Northern Mariana Islands. Officials in American Samoa are discussing whether the ruling applies to the territory; currently same-sex marriages are neither licensed nor recognized there. The Supreme Court decision legalizing same-sex marriage in the states and territories did not legalize same-sex marriage on Indian lands. In the United States, Congress (not the federal courts) have legal authority over Indian country. Thus, unless Congress passes a law imposing same-sex marriage on Indian tribes, federally