Answered: Calculate the solubility of the…

Calculate the solubility of the following compounds in water. (Use internet or tables in the textbook to find the Ksp values) (a) BaSO4 (b) Hg₂Cl₂ (c) Fe(OH)3

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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The following question is taken from a Chemistry Advanced Placement Examination and is used with the permission of the Educational Testing Service.Solve the following problem:MgF2(s) ⇌ Mg2+(aq) + 2F−(aq)In a saturated solution of MgF2 at 18 °C, the concentration of Mg2+ is 1.21 × 10–3 M. The equilibrium is represented by the preceding equation.(a) Write the expression for the solubility-product constant, Ksp, and calculate its value at 18 °C.(b) Calculate the equilibrium concentration of Mg2+ in 1.000 L of saturated MgF2 solution at 18 °C to which 0.100 mol of solid KF has been added. The KF dissolves completely. Assume the volume change is negligible.(c) Predict whether a precipitate of MgF2 will form when 100.0 mL of a 3.00 × 10–3-M solution of Mg(NO3)2 is mixed with 200.0 mL of a 2.00 × 10–3-M solution of NaF at 18 °C. Show the calculations to support your prediction.(d) At 27 °C the concentration of Mg2+ in a saturated solution of MgF2 is 1.17 × 10–3 M. Is the dissolving of MgF2 in…
Chemistry (Part -5) =============
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At a certain temperature, 6.8 x 10-4 grams of CoCO3 are found to dissolve in 113.6 mL of water to form a saturated solution. What is the value of Ksp for CoCO3 at this temperature? The molar mass of CoCO3 is 118.941 g/mol.
second question
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At 15°C a saturated solution of Calcium fluoride (CaF2) is observed to contain 45.6 mg of CaF2 in 1.88 L of aqueous solution. Calculate Ksp for CaF2 at this temperature.