19. What is the experimental K of CACO, if the residue after evaporation of a - 1.00 L saturated solution is found to have a mass of 0.006 90 g? CaCOg(8) Ca*(aq) + CO3 (ag) 20. For a saturated silver chromate solution, the molar concentration of CrO is - 6.54'X 10- M, and the K of Ag2CrO4 is 1.12 x 10- at equilibrium. Calculate the concentration of Ag* in the solution. sp Ag2CrO4(s) 2Ag*(aq) + CrO (ag)

19. What is the experimental K of CACO, if the residue after evaporation of a - 1.00 L saturated solution is found to have a mass of 0.006 90 g? CaCOg(8) Ca(aq) + CO3 (ag) 20. For a saturated silver chromate solution, the molar concentration of CrO is - 6.54'X 10- M, and the K of Ag2CrO4 is 1.12 x 10- at equilibrium. Calculate the concentration of Ag in the solution. sp Ag2CrO4(s) 2Ag*(aq) + CrO (ag)

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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