The horizontal fraction bar was introduced by the Arabs.
Did you know?
The FDA recognizes 118 routes of administration.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.
The Absorption and Emission of an Hα Photon
Solar Neutrino Experiment
photon
A 23 kg mass is connected to a nail on a frictionless table by a massless string 1.3 m long. ...
A photon whose wavelength is = 5.0 10-11 m is scattered straight backward. What is the ...