is essential for plant and animal respiration, and is required for nearly all combustion. Ozone, O3, is an allotrope of this element. Atomic number 8; atomic weight 15.9994; melting point -218.79°C; boiling point -182.9°C; gas density at 0°C 1.429 grams per liter; valence 2. SeePerio...
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Liquid oxygen (LOX), used as an oxidizer by the orbiter main engines, is stored in a 3.4 million liter tank on the pad’s northwest corner, while the liquid hydrogen (LH2), used as a fuel, is kept in a 3.2 million liter tank on the northeast corner. The propellants are transferred ...
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(101.3 kPa) of air, freshwater can dissolve about 6.04 milliliters (mL) of oxygen per liter, and seawater contains about 4.95 mL per liter.[48] At 5 °C the solubility increases to 9.0 mL (50% more than at 25 °C) per liter for freshwater and 7.2 mL (45% more) per liter for ...
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