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 and required the state to recognize same-sex marriages. On November 12, 2008, the first marriage licenses to same-sex couples were issued and the following year, the state enacted gender-neutral marriage legislation. In August and September, the national political parties addressed same-sex marriage in their party platforms. The Democratic National Convention adopted a platform that "oppose[s]the Defense of Marriage Act and all attempts to use this issue to divide us" and suggested support for same-sex marriage: "We support the full inclusion of all families, including same-sex couples, in the life of our nation, and support equal responsibility, benefits, and protections." The