# Atomic Mass Of Manganese

Physical Properties of Manganese. Atomic Mass Average: 54.93805; Boiling Point: 2235K 1962. Atomic mass of Manganese is 54.938049 u. The atomic mass is the mass of an atom. The atomic mass or relative isotopic mass refers to the mass of a single particle, and therefore is tied to a certain specific isotope of an element. The Commission last revised the standard atomic weight of manganese in 2017 based on the latest Atomic Mass Evaluation by IUPAP. 53 Mn is radioactive with a half-life of 3.7 (2) Ma, too short for survival of a detectable amount of primordial isotope. Molar mass of manganese is ± 0.0000050 g/mol Compound name is manganese Convert between Mn weight and moles. Gas Atomic Multiplicities: Space Group Number: Group: Speed of Sound: Isotope Abundances: Superconducting Point: Isotopes (All Known) Symbol: Isotopes (Stable) Thermal Conductivity: Lattice Angles: Thermal Expansion: Lattice Constants: Valence: Lifetime: Van Der Waals Radius: Liquid Density: Vickers Hardness: Magnetic Type: Volume Magnetic.

Molar mass of MnO2 = **86.936849 g/mol**

This compound is also known as Manganese(IV) Oxide.

Convert grams MnO2 to moles or moles MnO2 to grams

Molecular weight calculation:

54.938049 + 15.9994*2

Symbol | # of Atoms | Manganese | Mn | 54.938049 | 1 | 63.193% | |

Oxygen | O | 15.9994 | 2 | 36.807% |

In chemistry, the formula weight is a quantity computed by multiplying the atomic weight (in atomic mass units) of each element in a chemical formula by the number of atoms of that element present in the formula, then adding all of these products together.

The atomic weights used on this site come from NIST, the National Institute of Standards and Technology. We use the most common isotopes. This is how to calculate molar mass (average molecular weight), which is based on isotropically weighted averages. This is not the same as molecular mass, which is the mass of a single molecule of well-defined isotopes. For bulk stoichiometric calculations, we are usually determining molar mass, which may also be called standard atomic weight or average atomic mass.

### Atomic Mass Of Manganese Iv Oxide

Finding molar mass starts with units of grams per mole (g/mol). When calculating molecular weight of a chemical compound, it tells us how many grams are in one mole of that substance. The formula weight is simply the weight in atomic mass units of all the atoms in a given formula.

Using the chemical formula of the compound and the periodic table of elements, we can add up the atomic weights and calculate molecular weight of the substance.

A common request on this site is to convert grams to moles. To complete this calculation, you have to know what substance you are trying to convert. The reason is that the molar mass of the substance affects the conversion. This site explains how to find molar mass.

Formula weights are especially useful in determining the relative weights of reagents and products in a chemical reaction. These relative weights computed from the chemical equation are sometimes called equation weights.

### Atomic Mass Of Manganese

If the formula used in calculating molar mass is the molecular formula, the formula weight computed is the molecular weight. The percentage by weight of any atom or group of atoms in a compound can be computed by dividing the total weight of the atom (or group of atoms) in the formula by the formula weight and multiplying by 100.