Post Tagged with: "Fluorine"
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Fluorine
Fluorine is a chemical element with atomic number 9. In addition to nine protons, fluorine has 10 neutrons in its atomic nucleus. So the total number of its nucleons is […]
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Kite
A kite is a trapezoid that has two adjacent equal sides. A kite is completely determined if the lengths of its unequal sides and the angle between them are known. […]
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