The solubility of silver chromate Ag 2 CrO 4 is 10 x 10 4 moles per liter What

# The solubility of silver chromate ag 2 cro 4 is 10 x

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49. The solubility of silver chromate, Ag2CrO4, is 1.0 x 10-4moles per liter. What is the solubility product constant, Ksp, for silver chromate? a) 2.5 x 10-13b) 1.0 x 10-12c) 2.0 x 10-8d) 1.0 x 10-8e) 4.0 x 10-1250. If a saturated solution prepared by dissolving Ag2CO3in pure water has [Ag+] = 2.56 x 10-4M, what is the value of Kspfor Ag2CO3? 51. What is the molar solubility of CaF2in pure water at 25°C? (Kspfor CaF2is 1.5 x 10-10.) 52. Kspfor SrF2is 7.9 x 10-10. What is the molar solubility of SrF2in a solution containing 0.15 M NaF?
Chem 1442 Test Questions from Previous Exams Page 8 of 8 Test 3, Chapters 15 and 16 (Rogers textbook) 53. What is the molar solubility of CaSO4in a solution containing 0.100 M Na2SO4? (Kspfor CaSO4is 2.4 x 10-5.) a) 4.9 x 10-3M b) 2.4 x 10-4M c) 5.8 x 10-10M d) 1.2 x 10-5M e) 1.6 x 10-3M 54. If equal volumes of 0.010 M Pb(NO3)2and 0.010 M NaCl are mixed, will PbCl2precipitate out? (Kspof PbCl2= 1.2 x 10-5.) 55. Kspfor BaF2is 1.8 x 10-7. If 50.0 mL of 0.010 M Ba(NO3)2is added to 50.0 mL of 0.010 M NaF, will a precipitate form? 56. Which of the salts below will become more soluble as the pH is lowered? I. Ag2CO3a) none of these b) I c) I and III d) III e) I, II, and III Answer Key Ch 15. Acid-Base Equilibria Ch 16. Aqueous Equilibria: Buffers, Titrations, and Ksp1. C 11. D 21. A 31. A 41. E 51. E 2. B 12. A 22. D 32. D 42. B 52. E 3. D 13. A 23. D 33. C 43. D 53. B 4. C 14. D 24. A 34. C 44. C 54. B 5. E 15. B 25. B 35. C 45. A 55. B 6. B 16. B 26. A 36. C 46. D 56. C 7. B 17. B 27. B 37. C 47. C 8. D 18. A 28. A 38. B 48. B 9. E 19. E 29. C 39. E 49. E 10. E 20. C 30 E 40. E 50. E

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