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AGF,298 values for BaSO4(s), Ba2+(aq), and SO42-(aq) are -1362.31, -560.74, and -744.63 kJ/mol, respectively. a) Find Ksp for BaSO4 in water at 25 C.
AGF,298 values for BaSO4(s), Ba2+(aq), and SO42-(aq) are -1362.31, -560.74, and -744.63 kJ/mol, respectively. a) Find Ksp for BaSO4 in water at 25 C. b) Calculate the solubility of BaSO4 in pure water at 25C. c) Calculate the solubility of BaSO4 in a 0.1 mol/kg K2SO4 (aq) solution at 25C. d) Compare the results obtained in (b) and (c). Note: Neglect ion pairing. DATA: AG = -RTlnK (v4 + v_) Ksp = (Y+)(+ (m,)"+(m_)"- log yt = - 0.51 Z4]Z_| 0.30 ('m/mo)| mo Im = E z}.m; %3D m= 1 mol/kg
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Chemistry The Central Science
Authors: Theodore Brown, Eugene LeMay, Bruce Bursten, Catherine Murphy, Patrick Woodward
12th edition
321696727, 978-0132175081, 978-0321696724
