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radium sulfate solubility

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Contents John C. Kotz + 3 others. © 2020 Springer Nature Switzerland AG. C.R. Chemistry & Chemical Reactivity. The simple trend is true provided you include hydrated beryllium sulphate in it, but not if the beryllium sulphate is anhydrous. PhD dissertation. Replacement of barite by a (Ba,Ra)SO4 solid solution at close-to-equilibrium conditions: A combined experimental and theoretical study. Download preview PDF. Disassembly of old radium sources and conversion of radium sulfate into radium carbonate for subsequent dissolution in acid. Im Bariumsulfat werden dabei die Barium-Ionen bis zu einem Gleichgewicht durch Radium-Ionen ersetzt. Please note: If you switch to a different device, you may be asked to login again with only your ACS ID. Geol. The heat capacity change is a function of the ionic radius of the alkaline earth metal ion whereas the enthalpy of reaction at 25°C is related to the peak at which the maximum solubility occurs. Thermodynamic properties of the Na–Ra–Cl–SO4–H2O system – Estimating Pitzer parameters for RaCl2. 2. F. Brandt, E. Curti, M. Klinkenberg, K. Rozov, D. Bosbach. https://doi.org/10.1007/s10967-016-4927-x, https://doi.org/10.1016/j.gca.2015.01.016, https://doi.org/10.1016/j.jenvrad.2014.03.004, https://doi.org/10.1007/s10967-014-3170-6, https://doi.org/10.1016/j.gca.2013.08.028, https://doi.org/10.1007/978-3-662-43282-2_1, https://doi.org/10.1016/j.gca.2011.06.042, https://doi.org/10.1016/S0016-7037(97)00320-7, https://doi.org/10.1016/0892-6875(88)90019-2, https://doi.org/10.1016/0016-7037(85)90264-9, https://doi.org/10.1016/0304-386X(77)90005-6, https://doi.org/10.1007/978-3-662-36286-0_1, https://doi.org/10.1007/978-3-7091-7843-0_1, https://doi.org/10.1007/978-3-662-37043-8_57. The thermodynamic data for the phases have been determined by assuming that the solubility constants are a function of the inverse of absolute temperature with a constant, but non-zero, heat capacity change. Find more information about Crossref citation counts. Paige, W.A. Isotopes of radium, 226Ra and 228Ra, are common in most soils but are often enhanced due to dumping byproducts from uranium mill tailings, oil field brine, and sludge pits. Acta 49: 1593-1601, Marshall W L, Jones E V (1966) Second dissociation constant of sulfuric acid from 25 to 350°C. In lieu of an abstract, this is the article's first page. Aimee Lynn Williamson, François Caron, Graeme Spiers. Over 10 million scientific documents at your fingertips. Cosmochim. Abstract. Snodgrass. Brown PL, Ekberg C, Ramebäck H, Hedström H, Matyskin A (2015) Solubility of radium and strontium sulfate across the temperature range of 0 to 300° C. In: Uranium-past and future challenges. Citations are the number of other articles citing this article, calculated by Crossref and updated daily. 10th Edition. The solubility was determined at 25.1 ºC as a function of ionic strength using NaCl media. Thermodynamic data for these phases were determined by assuming that the solubility (log K,We use cookies to help provide and enhance our service and tailor content and ads. Ionenadsorption an Papier- und Glasoberflächen. Radionuclide release from simulated waste material after biogeochemical leaching of uraniferous mineral samples. Barium hydroxide is soluble enough to be able to produce a solution with a concentration of around 0.1 mol dm-3 at room temperature. Journal of Radioanalytical and Nuclear Chemistry 2016 , 310 (2) , … Evaluated from solubilities of calcium sulfate in sulfuric acid solutions. Cite as. Part of Springer Nature. Solubility to 200°C of calcium sulfate and its hydrates in sea water and saline water concentrates, and tem-perature concentration limits. the Altmetric Attention Score and how the score is calculated. Chem. Z. Phys. Amer. Springer, International Publishing, pp 553–564. Natallia Torapava, Henrik Ramebäck, Enzo Curti, Petra Lagerkvist, Christian Ekberg. Find more information on the Altmetric Attention Score and how the score is calculated. J. Phys. The substances are listed in alphabetical order. The K sp value for radium sulfate, RaSO 4 , is 4.2 × 10 −11 . Librarians & Account Managers. Data 13: 83-93, Melcher A C (1910) The solubility of silver chloride, barium sulfate and calcium sulfate at high temperatures. Chemistry & Chemical Reactivity. if not, how much dissolves? This service is more advanced with JavaScript available, Uranium - Past and Future Challenges Calcite and Barite Solubility Measurements in Mixed Electrolyte Solutions and Development of a Comprehensive Model for Water-Mineral-Gas Equilibrium of the Na-K-Mg-Ca-Ba-Sr-Cl-SO4-CO3-HCO3-CO2(aq)-H2O System up to 250 °C and 1500 bar. Buy Find arrow_forward. Solid–aqueous equilibrium in the BaSO4–RaSO4–H2O system: First-principles calculations and a thermodynamic assessment. The radium stock solution was used to determine the solubility of pure RaSO4 and RaCO3 from oversaturation using Na2SO4 and Na2CO3 as a source of sulfate and carbonate ions. If not, how much dissolves? ISBN: 9781337399074. The Altmetric Attention Score is a quantitative measure of the attention that a research article has received online. II. It is less soluble in water than other alkaline earth metal chlorides – at 25 °C its solubility is 245 g/L whereas that of barium chloride is 307 g/L, and the difference is even larger in … Please reconnect, Authors & Solubility constant data for radium and strontium (celestite) sulfate has been determined across the temperature range of 0 to 300°C based on the available literature data for these two phases as well as similar data for calcium (anhydrite) and barium (barite) sulfate for which solubility constant data is available across the same temperature range. 16. The solubility of radium sulfate was first experimentally determined by Lind and coworkers in distilled H 2 O for a wide range of H 2 SO 4 concentrations and 0.1 M Na 2 SO 4 [LIN18]. This is a preview of subscription content, Blount C W (1977) Barite solubilities and thermodynamic quantities up to 300°C and 1400 bars. Solubility constant data for radium and strontium (celestite) sulfate has been determined across the temperature range of 0 to 300℃ based on the available literature data for these two phases as well as similar data for calcium (anhydrite) and barium (barite) sulfate for which solubility constant data is available acrossthe same temperature range. Acta 51: 63-72, Shannon R D (1976) Revised Effective Ionic Radii and Systematic Studies of Interatomic Distances in Halides and Chalcogenides.

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