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26: The solubility of AgCl in water will increase in which of the following cases? a) Adding some HCI b) Adding more AgCl(s) c) By decreasing the ionic strength d) Solubility is constant and does not change e) Adding small amount of Mg(NO3)2

26: The solubility of AgCl in water will increase in which of the following cases? a) Adding some HCI b) Adding more AgCl(s) c) By decreasing the ionic strength d) Solubility is constant and does not change e) Adding small amount of Mg(NO3)2

General Chemistry - Standalone book (MindTap Course List)
General Chemistry - Standalone book (MindTap Course List)
11th Edition
ISBN:9781305580343
Author:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Publisher:Steven D. Gammon, Ebbing, Darrell Ebbing, Steven D., Darrell; Gammon, Darrell Ebbing; Steven D. Gammon, Darrell D.; Gammon, Ebbing; Steven D. Gammon; Darrell
Chapter17: Solubility And Complex-ion Equilibria
Section: Chapter Questions
Problem 17.123QP
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25: What is the concentration of Al(NO3)3 that have ionic strength equals 0.0066? b) 0.051 M a) 1.1×10-³ M c) 0.033 M d) 0.017 M e) 0.10 M 26: The solubility of AgCl in water will increase in which of the following cases? a) Adding some HCl b) Adding more AgCl(s) c) By decreasing the ionic strength d) Solubility is constant and does not change e) Adding small amount of Mg(NO3)2 Q7: Calculate the mean activity coefficient as predicted by the Debye-Huckel Limiting Law (DHLL) for the ions of a 0.40 M aqueous solution of NaCl at 298 K. a) 0.592 b) 0.320 c) 0.477 d) 0.250 Q8: Calculate the emf of the cell: Zn/Zn²+ (0.001 M) || Agt (0.01 M)|Ag at 25°C. Given: Zn²+ + 2e → Zn E-0.760 V Ag + e → Ag E= +0.800 V b) 1.59 V a) 1.63 V a) 6×10+5 c) 1.07 V b) 9×10+3 Q9: What is the approximate equilibrium constant at 25°C for the reaction 2 Cut → Cu²+ + Cu? Given: Cu²+ +eCut E-0.159 V Cute → Cu E=0.520 V c) 1×10+6 d) 1.81 V Q10: The values of the rate constant for the reaction e) 1.82 d) 3×10 +7 e) 1.53 V e) 4x10+4 2 N₂O5(g) →4 NO2(g) + O2(g) were determined at several temperatures. A plot of (In k) versus (1/T) gave a straight line of which the slope was found to be -1.2×105 K. What is the activation energy of the reaction in kJ/mol? a) 1.0×10+3 b) 1.0×10+2 c) 1.0×10+5 d) 1.0×10+4 e) 1.0×10+6
Transcribed Image Text:25: What is the concentration of Al(NO3)3 that have ionic strength equals 0.0066? b) 0.051 M a) 1.1×10-³ M c) 0.033 M d) 0.017 M e) 0.10 M 26: The solubility of AgCl in water will increase in which of the following cases? a) Adding some HCl b) Adding more AgCl(s) c) By decreasing the ionic strength d) Solubility is constant and does not change e) Adding small amount of Mg(NO3)2 Q7: Calculate the mean activity coefficient as predicted by the Debye-Huckel Limiting Law (DHLL) for the ions of a 0.40 M aqueous solution of NaCl at 298 K. a) 0.592 b) 0.320 c) 0.477 d) 0.250 Q8: Calculate the emf of the cell: Zn/Zn²+ (0.001 M) || Agt (0.01 M)|Ag at 25°C. Given: Zn²+ + 2e → Zn E-0.760 V Ag + e → Ag E= +0.800 V b) 1.59 V a) 1.63 V a) 6×10+5 c) 1.07 V b) 9×10+3 Q9: What is the approximate equilibrium constant at 25°C for the reaction 2 Cut → Cu²+ + Cu? Given: Cu²+ +eCut E-0.159 V Cute → Cu E=0.520 V c) 1×10+6 d) 1.81 V Q10: The values of the rate constant for the reaction e) 1.82 d) 3×10 +7 e) 1.53 V e) 4x10+4 2 N₂O5(g) →4 NO2(g) + O2(g) were determined at several temperatures. A plot of (In k) versus (1/T) gave a straight line of which the slope was found to be -1.2×105 K. What is the activation energy of the reaction in kJ/mol? a) 1.0×10+3 b) 1.0×10+2 c) 1.0×10+5 d) 1.0×10+4 e) 1.0×10+6
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