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Hace 6 días · Nicolaus Copernicus [b] (19 February 1473 – 24 May 1543) was a Renaissance polymath, active as a mathematician, astronomer, and Catholic canon, who formulated a model of the universe that placed the Sun rather than Earth at its center.
- 24 May 1543 (aged 70), Frauenburg, Royal Prussia, Poland
Hace 16 horas · Mirtazapine is a tetracyclic piperazinoazepine; mianserin was developed by the same team of organic chemists and mirtazapine differs from it via addition of a nitrogen atom in one of the rings. [114] : 429 [115] [116] It is a racemic mixture of enantiomers. The ( S )- (+)-enantiomer is known as esmirtazapine .
- C₁₇H₁₉N₃
- Remeron, Mirataz, Avanza, others
- AU: B3
Hace 16 horas · Etymology. Until the 16th century, sharks were known to mariners as "sea dogs". This is still evidential in several species termed "dogfish," or the porbeagle.The etymology of the word shark is uncertain, the most likely etymology states that the original sense of the word was that of "predator, one who preys on others" from the Dutch schurk, meaning 'villain, scoundrel' (cf. card shark, loan ...
Hace 3 días · Russia, [b] or the Russian Federation, [c] is a country spanning Eastern Europe and North Asia. It is the largest country in the world by area, extending across eleven time zones and sharing land borders with fourteen countries. [d] It is the world's ninth-most populous country and Europe's most populous country.
Hace 1 día · Atoms are the basic particles of the chemical elements. An atom consists of a nucleus of protons and generally neutrons, surrounded by an electromagnetically bound swarm of electrons. The chemical elements are distinguished from each other by the number of protons that are in their atoms. For example, any atom that contains 11 protons is sodium ...
Hace 3 días · He argued for less government regulation, low import taxes, and he encouraged free trade. Smith was a major influence on America's and the world's economic development. 5. She was born the slave of a New York landowner. In 1828 she became the first black woman to sue and win a case against a white man.
Hace 5 días · Marvel Cinematic Universe. The Marvel Cinematic Universe ( MCU) is an American media franchise. It is set in a fictional universe with the setting of several superhero movies and television shows made by Marvel Studios, based on characters by Marvel Comics.
