Scientists use the periodic table to quickly refer to information about an element, like atomic mass and chemical symbol. The periodic table’s arrangement also allows scientists to discern trends in ...

When world-leading teams join forces, new findings are bound to be made. This is what happened when quantum physicists from ...

This Q-value calculation programme allows you to calculate reaction Q-values and threshold energies and decay Q values based on the 1995 Update to the Atomic Mass Evaluation and to retrieve other ...

Atomic number 6, atomic weight 12.01115. Manganese (Mn): Manganese is a brittle, metallic element that exists in the ore of pyrolusite. When making steel, it reacts with sulfur and helps to ...

25% of chlorine atoms are 37 Cl and 75% are 35 Cl. The weighted mean mass of chlorine is 35.5. The relative atomic mass of an element is a weighted mean mass of the isotopes of an element compared ...

Cadmium is a metal in group IIB of the periodic table with atomic number 48, an atomic weight of 112.40, and a density of 8.65 Mg/m 3. Its melting point is 320.9 C, and it boils at 7654 C. The ...