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 United States of "Pavan v. Smith" that under their decision in "Obergefell", same-sex couples must be treated equally to opposite-sex couples in the issuance of birth certificates. In December 2016, the Supreme Court of Arkansas upheld a state law only allowing opposite-sex couples to be automatically listed as parents on their children's birth certificates, while prohibiting same-sex couples from being allowed the same on an equal basis. The Supreme Court summarily reversed the Arkansas Supreme Court, finding that the disparity in treatment violated their decision in "Obergefell". The Supreme Court decision legalizing same-sex marriage in the states and territories did not legalize