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Há 2 dias · Nicotine is a hygroscopic, colorless to yellow-brown, oily liquid, that is readily soluble in alcohol, ether or light petroleum. It is miscible with water in its neutral amine base form between 60 °C and 210 °C. It is a dibasic nitrogenous base, having K b1 =1×10 −6, K b2 =1×10 −11. [160]
Há 2 dias · Asia is the largest continent on Earth. It covers 9% of the Earth's total surface area (or 30% of its land area), and has the longest coastline, at 62,800 kilometres (39,022 mi). Asia is generally defined as comprising the eastern four-fifths of Eurasia.
Há 3 dias · Morphine is used primarily to treat both acute and chronic severe pain. Its duration of analgesia is about three to seven hours. [12] [13] Side-effects of nausea and constipation are rarely severe enough to warrant stopping treatment. It is used for pain due to myocardial infarction and for labor pains. [12]
Há 1 dia · India, officially the Republic of India ( ISO: Bhārat Gaṇarājya ), [21] is a country in South Asia. It is the seventh-largest country by area; the most populous country as of June 2023; [22] [23] and from the time of its independence in 1947, the world's most populous democracy.
Há 3 dias · The Kawakawa ( Piper excelsum) plant, known also as "Māori kava", may be confused with kava. While the two plants look similar and have similar names, they are different, but related, species. Kawakawa is a small tree endemic to New Zealand, having importance to traditional medicine and Māori culture.
Há 3 dias · Judge Joseph Dredd is a fictional character created by writer John Wagner and artist Carlos Ezquerra. He first appeared in the second issue of 2000 AD (1977), which is a British weekly anthology comic. He is the magazine's longest-running character, and in 1990 he got his own title, the Judge Dredd Megazine. He also appears in a number of film ...
Há 1 dia · Alcohol (drug) Alcohol, sometimes referred to by the chemical name ethanol, is a depressant drug [11] found in fermented beverages such as beer, wine, and distilled spirit [12] — in particular, rectified spirit. [13] Ethanol is colloquially referred to as "alcohol" because it is the most prevalent alcohol in alcoholic beverages.
