Molecular weight calculation: 39.0983 + 18.9984032 ›› Percent composition by element The formula weight is simply the weight in atomic mass units of all the atoms in a given formula. ... potassium fluoride is produced. Finding molar mass starts with units of grams per mole (g/mol). Like other sources of the fluoride ion, F−, KF is poisonous, although lethal doses approach gram levels for humans. Mass of water = Density × Volume = 1 × 599 = 599 g. Mass of solution = Mass of water + Mass of KF = 599 + 117 = 716 g. Properties of Potassium Fluoride: Name: Potassium Fluoride: Also Known as: Potassium Monofluoride: Appearance: White powder or crystals: Chemical Formula: KF: Melting Point: 858 °C (anhydrous) 41 °C (dihydrate) 19.3 °C (trihydrate) Boiling Point: 1,505 °C: Density: 2.48 g/cm³: Molar Mass: 58.0967 g/mol (anhydrous) 94.1273 g/mol (dihydrate) Solubility in Water: Soluble To complete this calculation, you have to know what substance you are trying to convert. The bifluoride on heating yields potassium fluoride: Platinum or heat resistant plastic containers are often used for these operations. This is how to calculate molar mass (average molecular weight), which is based on isotropically weighted averages. It is an alkali halide and occurs naturally as the rare mineral carobbiite. [3], In organic chemistry, KF can be used for the conversion of chlorocarbons into fluorocarbons, via the Finkelstein (alkyl halides)[4] and Halex reactions (aryl chlorides). ›› Potassium Fluoride molecular weight. [3] Such reactions usually employ polar solvents such as dimethyl formamide, ethylene glycol, and dimethyl sulfoxide.[5]. Potassium chloride converts to KF upon treatment with hydrogen fluoride. Potassium fluoride is the chemical compound with the formula KF. It is harmful by inhalation and ingestion. density of potassium fluoride is equal to 2 480 kg/m³.In Imperial or US customary measurement system, the density is equal to 154.821 pound per cubic foot [lb/ft³], or 1.43 ounce per cubic inch [oz/inch³] . What is the mass of 0.0490 mole of potassium sulfate? Solutions of KF will etch glass due to the formation of soluble fluorosilicates, although HF is more effective. 39.0983 + 18.9984032. After hydrogen fluoride, KF is the primary source of the fluoride ion for applications in manufacturing and in chemistry. 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. molarity is the number of moles of a substance divided by the volume of the solution. A common request on this site is to convert grams to moles. 8.54 g. Calculate the percentage composition of calcium chlorate. For bulk stoichiometric calculations, we are usually determining molar mass, which may also be called standard atomic weight or average atomic mass. I know the answer is 1.35 M but how do you get that. Evaporation of the solution forms crystals of potassium bifluoride. molar mass of Potassium Fluoride grams 8.54 g. Calculate the percentage composition of calcium chlorate. Browse the list of This is not the same as molecular mass, which is the mass of a single molecule of well-defined isotopes. Potassium fluoride CAS 7789-23-3 for analysis EMSURE® ACS - Find MSDS or SDS, a COA, data sheets and more information. Temperature = Specific heat capacity of water = First we have to calculate the mass of solution. Potassium Fluoride KF Molar Mass, Molecular Weight. potassium fluoride Physical appearance: colorless cubic crystals Empirical formula (Hill's system for organic substances): FK Structural formula as text: KF Molar/atomic mass: 58.1 Melting point (°C): 857 Boiling point (°C): 1500 Solubility (g/100 g of solvent): liquid … Write the balanced chemical equation for this reaction. The atomic weights used on this site come from NIST, the National Institute of Standards and Technology. Do a quick conversion: 1 moles Potassium Fluoride = 58.0967032 gram using the molecular weight calculator and the molar mass of KF. "ChemIDplus - 7789-23-3 - NROKBHXJSPEDAR-UHFFFAOYSA-M - Potassium fluoride - Similar structures search, synonyms, formulas, resource links, and other chemical information", Ullmann's Encyclopedia of Industrial Chemistry, https://en.wikipedia.org/w/index.php?title=Potassium_fluoride&oldid=954152284, Chemical articles with multiple compound IDs, Multiple chemicals in an infobox that need indexing, Chemical articles with multiple CAS registry numbers, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Creative Commons Attribution-ShareAlike License, This page was last edited on 30 April 2020, at 23:16.