Science / Chemistry / Anode: The electrode at which oxidation occurs in a cell. Anions migrate to the anode.

Reishi Mushroom (Ganoderma sinensis)

Health / Herbs / Reishi Mushroom (Ganoderma sinensis): An immunostimulant MORE

Rhenium (Re)

Science / Periodic Table of Elements / Rhenium (Re): Atomic number: 75, Atomic mass: 186.23 g.mol -1, Electronegativity: 1.9, Density: 20.5 at 20°C, Melting point: 3170 °C, Boiling point: 5627 °C, Vanderwaals radius: 0.138 nm, Ionic radius: un MORE

Ruthenium (Ru)

Science / Periodic Table of Elements / Ruthenium (Ru): Atomic number: 44, Atomic mass: 101.1 g.mol -1, Electronegativity: 2.2, Density: 12.2 at 20°C, Melting point: 2250 °C, Boiling point: 4150 °C, Vanderwaals radius: 0.135 nm, Isotopes: 11, Ele MORE


Science / Chemistry / Anodize: To coat a metal with a protective film by electrolysis. MORE

Dry Cell

Science / Chemistry / Dry Cell: A electrolytic cell that uses a moist paste rather than a liquid as an electrolyte. Flashlight batteries are dry cells with a zinc cup for an anode, a carbon rod for a cathode, and a paste made of pow MORE