The reason is that the molar mass of the substance affects the conversion. 40.078 + 18.9984032*2. Calcium fluoride is used to manufacture optical components such as windows and lenses, used in thermal imaging systems, spectroscopy, telescopes, and excimer lasers. 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. mol −1 Appearance White crystalline solid (single crystals are transparent) Density: 3.18 g/cm 3: Melting point: 1,418 °C (2,584 °F; 1,691 K) Boiling point: 2,533 °C (4,591 °F; 2,806 K) This is how to calculate molar mass (average molecular weight), which is based on isotropically weighted averages. Each F− centre is coordinated to four Ca2+ centres in the shape of a tetrahedron. 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. The reason is that the molar mass of the substance affects the conversion. Convert grams CaF2 to moles or moles CaF2 to grams. Calcium fluoride in the fluorite state is of significant commercial importance as a fluoride source. This is how to calculate molar mass (average molecular weight), which is based on isotropically weighted averages. We use the most common isotopes. For bulk stoichiometric calculations, we are usually determining molar mass, which may also be called standard atomic weight or average atomic mass. Its insolubility in water is convenient as well. molar mass and molecular weight. The solubility of CaF 2 (molar mass 78.1) at 18°C is reported to be 1.6 mg per 100 mL of water. This is not the same as molecular mass, which is the mass of a single molecule of well-defined isotopes. The formula weight is simply the weight in atomic mass units of all the atoms in a given formula. Molar Mass: 78.0748. Molar mass of CaF 2 = 78.077 g. Volume V = 650 ml = 0.650 L. Concentration of NaF solution = 0.15 M. KS P for CaF 2 is 3.8904×10-11 . The mineral fluorite is abundant, widespread, and mainly of interest as a precursor to HF. Its low refractive index reduces the need for anti-reflection coatings. The atomic weights used on this site come from NIST, the National Institute of Standards and Technology. ›› CaF2 molecular weight. Molar mass of CaF2 is 78.0748 g/mol Compound name is calcium fluoride Convert between CaF2 weight and moles The same crystal structure is found in numerous ionic compounds with formula AB2, such as CeO2, cubic ZrO2, UO2, ThO2, and PuO2. molar mass and molecular weight. [7] Hydrogen fluoride is liberated from the mineral by the action of concentrated sulfuric acid:[8]. With regards to inhalation, the NIOSH-recommended concentration of fluorine-containing dusts is 2.5 mg/m3 in air. G. L. Miessler and D. A. Tarr “Inorganic Chemistry” 3rd Ed, Pearson/Prentice Hall publisher. 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. 40.078 + 18.9984032*2. We use the most common isotopes. Molecular weight calculation: 40.078 + 18.9984032*2 ›› Percent composition by element This site explains how to find molar mass. It occurs as the mineral fluorite (also called fluorspar), which is often deeply coloured owing to impurities. Name: Calcium Fluoride. Convert grams Calcium Fluoride to moles  or  moles Calcium Fluoride to grams, Molecular weight calculation: [5] Although perfectly packed crystalline samples are colorless, the mineral is often deeply colored due to the presence of F-centers. A common request on this site is to convert grams to moles. 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. Browse the list of Calcium fluoride is the inorganic compound of the elements calcium and fluorine with the formula CaF2. High purity CaF2 is produced by treating calcium carbonate with hydrofluoric acid:[6], Naturally occurring CaF2 is the principal source of hydrogen fluoride, a commodity chemical used to produce a wide range of materials. To complete this calculation, you have to know what substance you are trying to convert. Convert grams Calcium Fluoride to moles or moles Calcium Fluoride to grams. In the corresponding anti-structure, called the antifluorite structure, anions and cations are swapped, such as Be2C. Formula weights are especially useful in determining the relative weights of reagents and products in a chemical reaction. Calculate the molecular weight If the formula used in calculating molar mass is the molecular formula, the formula weight computed is the molecular weight. moles of solute in 100 mL; S = 0.0016 g / 78.1 g/mol = $$2.05 \times 10^{-5}$$ mol This is not the same as molecular mass, which is the mass of a single molecule of well-defined isotopes. The compound crystallizes in a cubic motif called the fluorite structure. Molar mass of CaF2 = 78.0748064 g/mol. National Institute for Occupational Safety and Health, National Pollutant Inventory - Fluoride and compounds fact sheet, https://en.wikipedia.org/w/index.php?title=Calcium_fluoride&oldid=982804909, Chemical articles with multiple compound IDs, Multiple chemicals in an infobox that need indexing, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Creative Commons Attribution-ShareAlike License, White crystalline solid (single crystals are transparent), This page was last edited on 10 October 2020, at 13:08. 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. Finding molar mass starts with units of grams per mole (g/mol). [6], Except where otherwise noted, data are given for materials in their. Here, NaF is Strong electrolyte. of a chemical compound, More information on common chemical compounds. Holleman, A. F.; Wiberg, E. "Inorganic Chemistry" Academic Press: San Diego, 2001. This compound is also known as Calcium Fluoride. Molar Mass, Molecular Weight and Elemental Composition Calculator Enter a chemical formula to calculate its molar mass and elemental composition: Molar mass of Ca3(PO4)2*CaF2 is 388.2515 g/mol Molar mass of CaF2 = 78.0748064 g/mol.