S2

Science / Tides and Currents / S2: Principal solar semidiurnal constituent. This constituent represents the rotation of the Earth with respect to the Sun. Speed = 2T = 30.000,000,0° per solar hour.

Copper (Cu)

Science / Periodic Table of Elements / Copper (Cu): Atomic number: 29, Atomic mass: 63.546 g.mol -1, Electronegativity: 1.9, Density: 8.9 g.cm-3 at 20°C, Melting point: 1083 °C, Boiling point: 2595 °C, Vanderwaals radius: 0.128 nm, Ionic radius: 0.0 MORE

Curium (Cm)

Science / Periodic Table of Elements / Curium (Cm): Atomic number: 96, Atomic mass: (247) g.mol -1, Electronegativity: unknown, Density: 13.51 g.cm-3 at 20°C, Melting point: 1340 °C, Boiling point: unknown, Vanderwaals radius: unknown, Ionic radius: MORE

Cobalt (Co)

Science / Periodic Table of Elements / Cobalt (Co): Atomic number: 27, Atomic mass: 58.9332 g.mol -1, Electronegativity: 1.8, Density: 8.9 g.cm-3 at 20°C, Melting point: 1495 °C, Boiling point: 2927 °C, Vanderwaals radius: 0.125 nm, Ionic radius: 0. MORE

Cerium (Ce)

Science / Periodic Table of Elements / Cerium (Ce): Atomic number: 58, Atomic mass: 140.12 g.mol -1, Electronegativity: 1.1, Density: 6.76 g.cm-3 at 20°C, Melting point: 799 °C, Boiling point: 3426 °C, Vanderwaals radius: 0.181 nm, Ionic radius: 0.1 MORE

Barium (Ba)

Science / Periodic Table of Elements / Barium (Ba): Atomic number: 56, Atomic mass: 137.33 g.mol -1, Electronegativity: 0.9, Density: 3.5 g.cm-3 at 20°C, Melting point: 725 °C, Boiling point: 1640 °C, Vanderwaals radius: 0.222 nm, Ionic radius: 0.13 MORE

Erbium (Er)

Science / Periodic Table of Elements / Erbium (Er): Atomic number: 68, Atomic mass: 167.26 g.mol -1, Electronegativity: 1.2, Density: 9.2 g.cm-3 at 20°C, Melting point: 1522 °C, Boiling point: 2510 °C, Vanderwaals radius: unknown, Ionic radius: unkn MORE

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