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118 chemical elements have been identified and named officially by IUPAC.A chemical element, often simply called an element, is a type of atom which has a specific number of protons in its atomic nucleus (i.e., a specific atomic number, or Z).
Pentecost (also called Whit Sunday, Whitsunday or Whitsun) is a Christian holiday which takes place on the 49th day (50th day when inclusive counting is used) after Easter Day. [1]
Sudan, [c] officially the Republic of the Sudan, [d] is a country in Northeast Africa.It borders the Central African Republic to the southwest, Chad to the west, Libya to the northwest, Egypt to the north, the Red Sea to the east, Eritrea and Ethiopia to the southeast, and South Sudan to the south.
Prague (/ ˈ p r ɑː ɡ / PRAHG; Czech: Praha ⓘ) [a] is the capital and largest city of the Czech Republic [9] and the historical capital of Bohemia.Situated on the Vltava river, Prague is home to about 1.4 million people.
H.R. 1282: "The Major Richard Star Act" To amend title 10, United States Code, to expand eligibility to certain military retirees for concurrent receipt of veterans' disability compensation and retired pay or combat-related special compensation, and for other purposes (placed on Union Calendar No. 117)
Free nitrogen atoms easily react with most elements to form nitrides, and even when two free nitrogen atoms collide to produce an excited N 2 molecule, they may release so much energy on collision with even such stable molecules as carbon dioxide and water to cause homolytic fission into radicals such as CO and O or OH and H. Atomic nitrogen is ...
The value of the index in 1751 was 5.1, increasing to a peak of 16.3 in 1813 before declining very soon after the end of the Napoleonic Wars to around 10.0 and remaining in the range 8.5–10.0 at the end of the 19th century. The index was 9.8 in 1914 and peaked at 25.3 in 1920, before declining to 15.8 in 1933 and 1934—prices were only about ...
On October 21, threatening emails were sent to Democrats in at least four states. The emails warned, "You will vote for Trump on Election Day or we will come after you." [148] Director of National Intelligence John Ratcliffe announced that evening that the emails, using a spoofed return address, had been sent by Iran. He added that both Iran ...