At saturation 1.5 x 10^-4 moles caF2 have dissolved in 1L of water. What is Ksp for CaF2 at this temperature?

CaF2(s) ==> Ca^2+ + 2F^-

Ksp = (Ca^2+)(F^-)^2

(Ca^2+) = 1.5 x 10^-4 mols/L
(F^-) = 3.0 x 10^-4 mols/L.

Plug into Ksp and solve. Post your work if you run into trouble.

  1. 👍 0
  2. 👎 0
  3. 👁 116

Respond to this Question

First Name

Your Response

Similar Questions

  1. chem/solubility

    the Ksp of CaF2 = 1.46*10^-10 and Ka of HF = 3.5*10^-4 Calculate the pH of a solution in which the solubility of CaF2 = .0100 moles/liter. so Ksp =[Ca2+][F-]^2 and Ka =[H3O+][F-]/[HF] I'm not sure how to continue...

    asked by Natash on May 13, 2009
  2. chemistry

    Given a saturated solution of CaF2, write the ionic equilibrium and use it to calculate the solubility of CaF2. My answers for the ionic equation and ksp values are CaF2(s)Ca2+(aq)+ 2F-(aq) Ksp= [Ca2+][F-]2 ksp=2.02*10^-4 it asks

    asked by Ashlee on October 29, 2012
  3. chemistry

    Given the following solubility constants, which list arranges the solutes in order of increasing solubility? CaCO3: Ksp = 2.8 × 10-9 Ca(OH)2: Ksp = 5.5 × 10-6 CaSO4: Ksp = 9.1 × 10-6 CaF2: Ksp = 5.3 × 10-9 A. CaSO4 < Ca(OH)2 <

    asked by jessie on September 12, 2016
  4. chemistry

    The Ksp for calcium fluoride (CaF2) is 3.9 x 10^–11 at 25°C. How many moles of solid NaF must be added to 1.00 L of 0.100 M CaCl2 in order to precipitate CaF2? Please help me set up this ICE table and understand how to solve

    asked by kellie on July 28, 2012
  5. chemistry

    Will a fluoride concentration of 1.0 mg/L be soluble in a water containing 200 mg/L of calcium? This is what i found for ksp CaF2 Ca(2+) +2F(-) Ksp=(x)(4x^2) where x=solubility Therefore, Ksp=3.7 x 10^-11 and for Qsp I am not sure

    asked by John on October 21, 2012
  6. Chemistry 114

    Write down the Ksp expression for CaF2. If the molar solubility of CaF2 at 35℃ is 1.24×10^(-3)mol/dm3, calculate the value of Ksp.

    asked by Chenny on April 12, 2010
  7. Chemistry

    Consider a segment of water in the ocean that has a saturation solubility of 7.5 mg/L of O2. If there are algae in this body of water consuming CO2 at 1.0 mg/hr, how quickly will the water reach saturation if it starts at no O2

    asked by Anonymous on July 16, 2012
  8. Chemistry

    What is the molar solubility of CaF2 if o,1o mol of NaF are added to 1.0L of a saturated solution of CaF2? The Ksp for CaF2 is 4.0 x 10^11. I get 4,0 x 10^9. Is this right?

    asked by Mary on May 5, 2010
  9. Chemistry

    Given a saturated solution of CaF2, write the ionic equilibrium and use it to calculate the solubility of CaF2. My answer for the ionic equation is CaF2(s)Ca2+(aq)+ 2F-(aq) Ksp= [Ca2+][F-]2 the given ksp is 3.32*10-4 how do i

    asked by Maggy on October 29, 2012
  10. chemistry

    A ground water source contains 2.5 mg of F- ion per liter. a) what is the concentration of F- ions in moles per liter? b) will CaF2 (Ksp = 2E-10) precipitate when the concentration of Ca2+ = 5.0E-3M?

    asked by parker on April 14, 2014

More Similar Questions