Avogadro's law "P" are taken at standard conditions for temperature and pressure (STP), then "k"'=1/"n", where "n" is Loschmidt constant. Avogadro's hypothesis (as it was known originally) was formulated in the same spirit of earlier empirical gas laws like Boyle's law (1662), Charles's law (1787) and Gay-Lussac's law (1808). The hypothesis was first published by Amadeo Avogadro in 1811, and reconciled Dalton atomic theory with the "incompatible" idea of Joseph Louis Gay-Lussac that some gases were composite of different fundamental substances (molecules) in integer proportions. In 1814, independently from Avogadro, André-Marie Ampère published the same law with similar conclusions. As Ampère was
Same-sex marriage in the Republic of Ireland Affairs, Katherine Zappone, on 18 October and the law went into effect the following day. 91 same-sex marriages were performed between 16 November and 31 December 2015, 47 of them were between men and 44 were between women. A few days ahead of the anniversary of the Marriage Equality referendum on 22 May 2016, the Department of Social Protection released statistics on the number of same-sex marriages that had taken place since November 2015. A total of 412 same-sex marriages were performed in those six months. 1,082 same-sex couples wed in Ireland in the one year following the "Marriage Act"'s