Gay-Lussac's law gases and the gaseous products can be expressed in simple whole numbers. For example, Gay-Lussac found that 2 volumes of hydrogen and 1 volume of oxygen would react to form 2 volumes of gaseous water. Based on Gay-Lussac's results, Amedeo Avogadro theorized that, at the same temperature and pressure, equal volumes of gas contain equal numbers of molecules (Avogadro's law). This hypothesis meant that the previously stated result could also be expressed as The law of combining gases was made public by Joseph Louis Gay-Lussac in 1808. Avogadro's hypothesis, however, was not initially accepted by chemists until the Italian chemist
History of same-sex marriage in the United States 2013, the U.S. Supreme Court issued a 5–4 decision in "United States v. Windsor", ruling Section 3 of DOMA unconstitutional "as a deprivation of the equal liberty ... protected by the Fifth Amendment." The decision was widely quoted by both sides in same-sex marriage lawsuits. On August 4, 2010, a decision by a U.S. District Court in "Perry v. Schwarzenegger" ruled that California's Proposition 8 was unconstitutional. The Supreme Court dismissed the case for lack of standing on June 26, 2013, after which the issuance of marriage licenses to same-sex couples resumed on June 28, 2013. New Jersey began issuing