Oxygen (O2)

Science / Weather / Oxygen (O2): A colorless, tasteless, odorless gas that is the second most abundant constituent of dry air, comprising 20.946%.

Oxygen Dissociation Curve

Science / Marine Biology / Oxygen Dissociation Curve: A curve showing the percent saturation of a blood pigment, such as hemoglobin, as a function of oxygen concentration of the fluid MORE

Oxygen Minimum Layer

Science / Marine Biology / Oxygen Minimum Layer: A depth zone, usually below the thermocline, in which dissolved oxygen is minimal MORE

Oxygen Technique (Primary Productivity)

Science / Marine Biology / Oxygen Technique (Primary Productivity): The estimation of primary productivity by the measurement of the rate of oxygen increase MORE

Biochemical Oxygen Demand (BOD)

Business / Agriculture / Biochemical Oxygen Demand (BOD): A measure of the amount of oxygen consumed by natural, biological processes that break down organic matter, such as those that take place when manure or sawdust is put in water. High levels of oxygen- MORE

Oxygen (O2)

Science / Weather / Oxygen (O2): A colorless, tasteless, odorless gas that is the second most abundant constituent of dry air, comprising 20.946%. MORE

Oxygen (O)

Science / Periodic Table of Elements / Oxygen (O): Atomic number: 8, Atomic mass: 15.999 g.mol -1, Electronegativity: 3.5, Density: 1.429 kg/m3 at 20°C, Melting point: -219 °C, Boiling point: -183 °C, Vanderwaals radius: 0.074 nm, Ionic radius: 0.1 MORE

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